To program your Android TM device with the correct settings: Tap your Settings menu. Choose either Wireless & Networks, More Networks, or Connections. Tap Mobile Networks, then Access Point Names. Find and select the option to add a new APN. You may find a plus (+) symbol on the screen, or tap the menu button.Learn how you can help protect your phone from unauthorized use if it has been lost, stolen, or reset to factory settings without your permission. Secure My Device Learn how to lock or unlock your display, set a screen security lock type, get your PUK code, or request your device be unlocked from the AT&T network.Time to contact AT&T customer support. Your technical issues may be above our pay grade, in which case we’d recommend getting in touch with AT&T customer service directly at +1-800-288-2020 or through the provider’s support contact page. We have more info about making contact on CableTV.com’s AT&T Customer Service & Support page.Recover your ID or reset your password. Restart your device if the app isn't responding. Restart your device, then open the myAT&T app 1. Sign in with your user ID and password. Be sure to delete any IDs you’ve saved first.. Reinstall the app if restarting doesn’t help. Delete the myAT&T app 1 from your smartphone or tablet. Download the ...Hello @rugr47. if you are trying to change your password for your wireless network, and you have to reset a password to get to this step, it is probably asking for the Device Access Code. This is a separate password that allows you to access the system. Look for the Device Access Code on the sticker, and try this one instead. Good Luck. Alex. 0.• You can submit a new request if you lose your unlock code. There’s a limit to the number times you can try to enter the code to unlock your device. The specific number depends on your device model and manufacturer. • You have to submit an ®unlock request for iPhones , but you won’t need an unlock code to complete the process. Plus, iPads Step 3: Input the code and your device is unlocked. If the device does not ask for the Samsung Codes, then follow the instructions below: Method 1. Step 1: Open the phone and type #7465625*638*# in the dialer. Step 2: Then, it will ask for the Samsung Reset Code, it is an 8-digit code. Step 3: Provide it and you will be done. Method 2You're thinking of verizon wireless. *228 with them. With AT&T, it's enough to turn off your phone for a min, and turn it back on. Verizon uses older CDMA network, where extra nudging like that helps. Supposedly the GSM should auto update. The bottom line is, it doesn't exist. -Alex.Apr 11, 2023 · How do I reset my account passcode? How do I add extra security for my wireless account? Can I turn off the passcode requirement? Last updated: April 11, 2023 Looking for more info? Troubleshoot signing in FAQ Reset voicemail password Did you get the help you needed? Yes No Apr 16, 2017 · I also recommend resetting network settings, as this refreshes the phone’s connection. This will not erase any personal media, but it will remove any saved Wi-Fi networks and passwords. To complete this, please go to Settings > General > Reset > Reset Network Settings. The phone will reboot, and you can re-enter your saved Wi-Fi details. Select Home Network > Wireless. In Password, enter the Device Access Code (located on the side of your gateway). Scroll to the Security section. From the Security drop-down, select WPA-PSK. In the Key entry field, enter a new Wi-Fi password (Wireless Key). For 64-bit encryption, enter a 10-digit password made up of numbers and letters a-f or A-F.Try again. Manage your Wi-Fi network, connect devices to your network, and more. Smart Home Manager is an easy way to personalize and manage your network info from your device. You can use Smart Home Manager if you have AT&T Internet, Internet Air, Fixed Wireless Internet, or Small Business Internet with select Wi-Fi® gateways or All-Fi™ Hub. 1.Go to your myAT&T profile. Choose People & Permissions. Select Wireless. Scroll to Transfer phone number and select Request a new PIN. Your Number Transfer PIN will display on the screen. Heads up: AT&T employees can’t generate a Number Transfer PIN on your behalf.May 31, 2023 · We can't find that ZIP Code. Try again. ... Check our network coverage map. Turn off call forwarding. Press #21# on your phone and then the Call, Send, ... Select General, then scroll to and select Transfer or Reset iPhone. 4. Select Erase All Content and Settings to reset device, then select Continue. 5. Select Finish Upload Then Erase or Erase Now . 6. Select Erase iPhone to confirm. Note: If you have a passcode, you will be prompted to enter your passcode to complete the reset. Enter your Apple ...Select General, then scroll to and select Transfer or Reset iPhone. 4. Select Erase All Content and Settings to reset device, then select Continue. 5. Select Finish Upload Then Erase or Erase Now . 6. Select Erase iPhone to confirm. Note: If you have a passcode, you will be prompted to enter your passcode to complete the reset. Enter your Apple ...Enter a PIN code to lock your SIM card. The default PIN code for an AT&T SIM card is "1111". Change the default PIN code for more security. After activating SIM lock, you must enter the PIN code if you move the SIM card to another device. If you forget your SIM lock PIN code, learn how to get the PIN Unlock Key (PUK) code to unlock your SIM card.Call forwarding details. You can continue to make outgoing calls from your wireless phone. The designated number receives forwarded Incoming calls. Call forwarding overrides your wireless voicemail. If the designated forwarding number is busy, callers to your number will receive a busy signal. You can’t forward calls to an international number.May 17, 2023 · Here’s how: Unplug the power cord from the back of your device. If you have: An internal battery backup, remove it. DSL service, unplug your telephone cord from your modem or gateway. Wait 20 seconds. Put the internal battery back in, if applicable. Plug the power cord back in. Step 2. Power on your AT&T wireless phone. After your AT&T wireless phone reboots, it will be automatically updated to local towers.• We can only unlock devices that are locked to the AT&T network. • You can submit a new request if you lose your unlock code. There’s a limit to the number times you can try to enter the code to unlock your device. The specific number depends on your device model and manufacturer.Apr 25, 2023 · DETAILED INFO. Anyone connected to your network can use the default access code to lock you out or grant themselves privileges. If this happens, or if you forgot your access code, press and hold the Reset button on your device to change it back to the factory default settings. You can update your code at any time from a device connected to your ... Jan 20, 2023 · Use the AT&T Network Coverage Map. It's easy to check our network coverage in your location: Go to the AT&T Network Coverage Map. Enter an address, state, or ZIP Code, and select the search icon. We'll show you what type of coverage is available. In an area with limited or no coverage? Jul 25, 2022 · Samsung Galaxy Network Unlock Codes. If you see the "Enter Network Lock Control Key" or " SIM Network Unlock PIN" on the screen. If the message "Unsuccessful" appears, you have tried to enter the unlock code several times. In this case, enter: *2767*3855# to reset your Phone. Enter your Unfreeze code (MCK) into the SIM network to unlock the PIN ... Press the Volume down button until Wipe data/factory reset is highlighted, then press the Power/Lock button. 3. Press the Volume down button until Factory data reset is highlighted, then press the Power/Lock button to begin the reset process. 4. When the Android Recovery screen displays again, ensure that Reboot system now is highlighted then ...Learn how you can help protect your phone from unauthorized use if it has been lost, stolen, or reset to factory settings without your permission. Secure My Device Learn how to lock or unlock your display, set a screen security lock type, get your PUK code, or request your device be unlocked from the AT&T network. May 28, 2019 · The device unlock code that you received from AT&T is used to unlock your device from the AT&T network, so it is the same as the network unlock code. When you go to complete the unlock process and enter your unlock code in your device, please follow the instructions that you were provided via email along with your unlock code, and be sure to ... With your device powered off, press and hold down the Volume up and Power/Lock buttons at the same time until the screen lights up. 2. Press the Volume up button to scroll to Recovery Mode, then press the Volume down button to select. 3. From the "No command" screen, press and hold the Power/Lock and Volume up buttons for a few seconds then ... Some carriers may assign special functions to certain codes that are exclusive to their network. Check the lists below for your carrier and see which features their USSD codes can unlock ...Time to contact AT&T customer support. Your technical issues may be above our pay grade, in which case we’d recommend getting in touch with AT&T customer service directly at +1-800-288-2020 or through the provider’s support contact page. We have more info about making contact on CableTV.com’s AT&T Customer Service & Support page.Jul 25, 2023 · Showing Content for | Change your ZIP Code. Enter another ZIP to see info from a different area. X | ` >. `. We can't find that ZIP Code. Try again. Manage and personalize your home Wi-Fi network with AT&T Smart Home Manager. With this free and secure tool, you can add or block connected devices, run speed tests, apply internet access controls and more.Mar 14, 2023 · Use Smart Home Manager from a computer to update your Wi-Fi ® info: Sign in to Smart Home Manager. Scroll to the My Wi-Fi card and choose Change next to the name or password. Select X to clear existing info, then enter a new name or password. Select Save. Reconnect your devices with the updated network info. Mar 31, 2023 · Article Summary. To unlock your AT&T phone: Find your device's IMEI number and your PUK code. Visit AT&T's online unlock portal to request a device unlock. Enter your IMEI and AT&T account information. After AT&T approves your request, use your unlock code and follow the instructions for your specific phone. AT&T makes it easy to unlock a phone ... Jul 31, 2018 · #resetnetworksettings #androidtips #androidtricks Learn how to reset network settings in Android mobile of Samsung, Micromax, Moto, Lenovo, Oppo, Vivo, Inte... AT&T Network Unlock Code Free. Tutorial on how to get a free network unlocking code for all types of mobile devices.. in this video i show you how to request...There are multiple ways to reset your device if you are experiencing issues. Power cycling your device is the first step. In this tutorial, you will learn how to: • Power cycle your device • Restart your device • Reset network settings • Perform a factory data reset • Perform an alternate master reset. Power cycle your device Sep 5, 2017 · From the general screen, scroll down and select reset. You will be taken to the reset screen. Select Reset Network Settings. Resetting the network deletes saved Wi-Fi Networks. Note: For specific instructions on how to reset your device, visit our Device How-To.Select your device's brand or model > Your Device > Tutorials > Troubleshooting ... How can we help you? Contact AT&T by phone or live chat to order new service, track orders, and get customer service, billing and tech support.Dec 7, 2022 · To unlock the SIM card in your AT&T PREPAID SM device: Call 800.901.9878 to get the PUK code. If a Motorola device isn’t currently displaying Enter PUK, enter **05* before entering the PUK code. Enter the eight-digit PUK code in your device. Select OK/Yes. We can definitely provide you with some more information on this. Unfortunately, the incorrect entry of an unlock code too many times during the life of the device disables the unlock ability and permanently locks the device to the network. We do apologize for the inconvenience. Sean, AT&T Community Specialist. 0.How to unlock a SIM with a PIN unlock key (PUK) Go to your account overview and open the My wireless section. Scroll to My devices & add-ons and choose the device that needs a PUK code. Select Manage my device. Under See device options, select Get your PIN unlock key (PUK).Press the Volume down button until Wipe data/factory reset is highlighted, then press the Power/Lock button. 3. Press the Volume down button until Factory data reset is highlighted, then press the Power/Lock button to begin the reset process. 4. When the Android Recovery screen displays again, ensure that Reboot system now is highlighted then ...Apr 30, 2020 · Step 3: Input the code and your device is unlocked. If the device does not ask for the Samsung Codes, then follow the instructions below: Method 1. Step 1: Open the phone and type #7465625*638*# in the dialer. Step 2: Then, it will ask for the Samsung Reset Code, it is an 8-digit code. Step 3: Provide it and you will be done. Method 2 How to unlock a SIM with a PIN unlock key (PUK) Go to your account overview and open the My wireless section. Scroll to My devices & add-ons and choose the device that needs a PUK code. Select Manage my device. Under See device options, select Get your PIN unlock key (PUK).Jun 12, 2023 · Talk to sales Call +1 (888) 610-2915 to find the best hosting for you. Android. Go to your Settings. Tap Phone and then Blocked contacts. Select Edit, the number or contact to update, and then Unblock. Go to your Messages. Tap the Menu (3 dots) and then Settings. Choose Block Numbers and Messages and then Blocked Messages. Select messages to be unblocked.Manage and personalize your home Wi-Fi network with AT&T Smart Home Manager. With this free and secure tool, you can add or block connected devices, run speed tests, apply internet access controls and more.Scroll down and select Transfer or Reset iPhone at the very bottom of the list. From the two options, choose Reset. Now, you'll have five options. To reset your iPhone's network settings, tap on Reset Network Settings. Enter your iPhone's passcode to finish the job. All your network settings will be reset as soon as you enter your passcode. 3 ...Jun 23, 2020 · The MCK is the Master Code Key, and only Samsung has that for their devices. It resets the counter for the NCK input, the Network Unlock Code, which IS something AT&T has. It's likely that the Samsung reps you spoke to simply don't want to get evolved thinking it might be a stolen phone. Learn How to soft Reset on the AT&T Calypso. About AT&T Support:Find support videos for all the latest and greatest AT&T products, devices, & services.Connec...It’s usually located on the back or side of the house. Use a screwdriver to open the box. Look for a phone jack labeled customer access jack. Unplug the short telephone cord and plug in your corded phone. See if the problem still exists. If you: Don’t have a clear dial tone: The problem is with the AT&T network.Jan 20, 2023 · Use the AT&T Network Coverage Map. It's easy to check our network coverage in your location: Go to the AT&T Network Coverage Map. Enter an address, state, or ZIP Code, and select the search icon. We'll show you what type of coverage is available. In an area with limited or no coverage? Make sure you have an eSIM activation card with a QR code from AT&T. Then, follow these steps on your phone: 1. Connect to Wi-Fi®. 2. Open Settings and look for Network, Connections, Mobile, or similar. 3. Find the option to download a SIM or eSIM. 4. Follow the prompts to scan the QR code on your eSIM activation card from AT&T.We can't find that ZIP Code. Try again. ... Check our network coverage map. Turn off call forwarding. Press #21# on your phone and then the Call, Send, ...Showing Content for | Change your ZIP Code. Enter another ZIP to see info from a different area. X | ` >. `. We can't find that ZIP Code. Try again.General t mobile short codes. t mobile short codes. Preventing the network connection of a stolen phone, you may utilize the IMEI number provided by these t mobile short codes numbers. This number is unique to your T-Mobile phone: IMEI number *#06#. Battery status *#0228#.There are multiple ways to reset your device if you are experiencing issues. Power cycling your device is the first step. In this tutorial, you will learn how to: • Power cycle your device • Restart your device • Reset network settings • Perform a factory data reset • Perform an alternate master reset. Power cycle your device Select General, then scroll to and select Transfer or Reset iPhone. 4. Select Erase All Content and Settings to reset device, then select Continue. 5. Select Finish Upload Then Erase or Erase Now . 6. Select Erase iPhone to confirm. Note: If you have a passcode, you will be prompted to enter your passcode to complete the reset. Enter your Apple ... Mar 15, 2023 · Go to your myAT&T profile. Choose People & Permissions. Select Wireless. Scroll to Transfer phone number and select Request a new PIN. Your Number Transfer PIN will display on the screen. Heads up: AT&T employees can’t generate a Number Transfer PIN on your behalf. Reset network settings If you are having connectivity issues, you can try resetting your network settings. Swipe down from the Notification bar with two fingers, then select the Settings icon > scroll to and select System > Reset options > Reset Wi-Fi, mobile & Bluetooth > Reset settings > select Reset settings again to confirm.You're thinking of verizon wireless. *228 with them. With AT&T, it's enough to turn off your phone for a min, and turn it back on. Verizon uses older CDMA network, where extra nudging like that helps. Supposedly the GSM should auto update. The bottom line is, it doesn't exist. -Alex.Time to contact AT&T customer support. Your technical issues may be above our pay grade, in which case we’d recommend getting in touch with AT&T customer service directly at +1-800-288-2020 or through the provider’s support contact page. We have more info about making contact on CableTV.com’s AT&T Customer Service & Support page.Call forwarding details. You can continue to make outgoing calls from your wireless phone. The designated number receives forwarded Incoming calls. Call forwarding overrides your wireless voicemail. If the designated forwarding number is busy, callers to your number will receive a busy signal. You can’t forward calls to an international number.Sep 5, 2017 · From the general screen, scroll down and select reset. You will be taken to the reset screen. Select Reset Network Settings. Resetting the network deletes saved Wi-Fi Networks. Note: For specific instructions on how to reset your device, visit our Device How-To.Select your device's brand or model > Your Device > Tutorials > Troubleshooting ... Jun 12, 2023 · Talk to sales Call +1 (888) 610-2915 to find the best hosting for you. I will be happy to help! At this time, we do not have a code in order to update your tower. You can power cycle your phone (turn off and back on) or put your phone in airplane mode for a moment and back out to reset the network settings. If you have an iPhone, you can reset the network settings through Settings > General > Reset > Reset network ...I've tried all the resets besides factory. Flicked mobile data on and off. Don't receive any MMS even on wifi. If you haven't already, turn on wifi calling. That doesn't fix the core problem, but you'll at least be able to send & receive. This worked on my Galaxy S20 Plus.Here’s how: Unplug the power cord from the back of your device. If you have: An internal battery backup, remove it. DSL service, unplug your telephone cord from your modem or gateway. Wait 20 seconds. Put the internal battery back in, if applicable. Plug the power cord back in.1. If unable to perform the standard ‘Factory data reset’ using the above steps, try the Alternate method by first powering the device off. With your device powered off, press and hold the Volume up and Side buttons simultaneously until the Android Recovery screen appears. 2. Press the Volume down button until Wipe data/factory reset is ...Manage and personalize your home Wi-Fi network with AT&T Smart Home Manager. With this free and secure tool, you can add or block connected devices, run speed tests, apply internet access controls and more. Reset network settings If you are having connectivity issues, you can try resetting your network settings. Swipe down from the Notification bar with two fingers, then select the Settings icon > scroll to and select System > Reset options > Reset Wi-Fi, mobile & Bluetooth > Reset settings > select Reset settings again to confirm.Go to your myAT&T profile. Choose People & Permissions. Select Wireless. Scroll to Transfer phone number and select Request a new PIN. Your Number Transfer PIN will display on the screen. Heads up: AT&T employees can’t generate a Number Transfer PIN on your behalf.Learn how you can help protect your phone from unauthorized use if it has been lost, stolen, or reset to factory settings without your permission. Secure My Device Learn how to lock or unlock your display, set a screen security lock type, get your PUK code, or request your device be unlocked from the AT&T network.Network Unlock code. I tried unlocking my Samsung J3 (2019) by carefully entering the code that I received by mail. But the device displays "incorrect code". The problem is that I was sent the "device unlock code" by AT&T. However, I am asked for the "network unlock code" to unlock my phone.Make sure you have an eSIM activation card with a QR code from AT&T. Then, follow these steps on your phone: 1. Connect to Wi-Fi®. 2. Open Settings and look for Network, Connections, Mobile, or similar. 3. Find the option to download a SIM or eSIM. 4. Follow the prompts to scan the QR code on your eSIM activation card from AT&T.Jan 20, 2023 · Use the AT&T Network Coverage Map. It's easy to check our network coverage in your location: Go to the AT&T Network Coverage Map. Enter an address, state, or ZIP Code, and select the search icon. We'll show you what type of coverage is available. In an area with limited or no coverage? Jul 23, 2020 · AT&T Network Unlock Code Free. Tutorial on how to get a free network unlocking code for all types of mobile devices.. in this video i show you how to request... Network reset. I am not able to send texts on my pre paid flip phone and I pretty sure its something that I did I changed the settings on the text settings there was a phone number it had on message settings. Questions. 665. 0.6. Tap Reset Wi-Fi, mobile, & Bluetooth. It's the first option in the "Reset Options" menu. This is the option you use to reset your network settings. 7. Tap Reset settings. This displays a confirmation pop-up. If you have a security password, PIN, or pattern set up on your phone, enter it when prompted to continue.Learn more about AT&T Wireless plans and AT&T Internet service, including AT&T Fiber. Shop cell phones, accessories and more.Article Summary. To unlock your AT&T phone: Find your device's IMEI number and your PUK code. Visit AT&T's online unlock portal to request a device unlock. Enter your IMEI and AT&T account information. After AT&T approves your request, use your unlock code and follow the instructions for your specific phone. AT&T makes it easy to unlock a phone ...Jul 31, 2018 · #resetnetworksettings #androidtips #androidtricks Learn how to reset network settings in Android mobile of Samsung, Micromax, Moto, Lenovo, Oppo, Vivo, Inte... Learn how you can help protect your phone from unauthorized use if it has been lost, stolen, or reset to factory settings without your permission. Secure My Device Learn how to lock or unlock your display, set a screen security lock type, get your PUK code, or request your device be unlocked from the AT&T network.Go to Home Network > Wireless. Either change the Network Name (SSID) or the Password. Changes can be made to your Wi-Fi name under Network Name (SSID) To change the password, change the Security from WPA-Default Key to WPA – PSK option then type your desired password in the Key section. Save all changes made to your device.Dec 7, 2022 · It’s usually located on the back or side of the house. Use a screwdriver to open the box. Look for a phone jack labeled customer access jack. Unplug the short telephone cord and plug in your corded phone. See if the problem still exists. If you: Don’t have a clear dial tone: The problem is with the AT&T network. Use the AT&T Network Coverage Map. It's easy to check our network coverage in your location: Go to the AT&T Network Coverage Map. Enter an address, state, or ZIP Code, and select the search icon. We'll show you what type of coverage is available. In an area with limited or no coverage?It’s usually located on the back or side of the house. Use a screwdriver to open the box. Look for a phone jack labeled customer access jack. Unplug the short telephone cord and plug in your corded phone. See if the problem still exists. If you: Don’t have a clear dial tone: The problem is with the AT&T network.General t mobile short codes. t mobile short codes. Preventing the network connection of a stolen phone, you may utilize the IMEI number provided by these t mobile short codes numbers. This number is unique to your T-Mobile phone: IMEI number *#06#. Battery status *#0228#.Scroll down and select Transfer or Reset iPhone at the very bottom of the list. From the two options, choose Reset. Now, you'll have five options. To reset your iPhone's network settings, tap on Reset Network Settings. Enter your iPhone's passcode to finish the job. All your network settings will be reset as soon as you enter your passcode. 3 ...
• You can submit a new request if you lose your unlock code. There’s a limit to the number times you can try to enter the code to unlock your device. The specific number depends on your device model and manufacturer. • You have to submit an ®unlock request for iPhones , but you won’t need an unlock code to complete the process. Plus, iPads . Re delivery usps
May 31, 2023 · We can't find that ZIP Code. Try again. ... Check our network coverage map. Turn off call forwarding. Press #21# on your phone and then the Call, Send, ... The reset codes work file on my note 1, I cant seem to find a way to get a complete factory reset. When I use the phones factory reset it dosent erase anything really ...Motorola Gateways. Launch a browser window and navigate to IP address 192.168.1.254. Click Home Network. Click Subnets & DHCP. Enter the system password, if prompted. The device access code (system password) is a 10-digit code found on the label side of RG (the label on the 589 is black with white letters).AT&T Network Unlock Code Free. Tutorial on how to get a free network unlocking code for all types of mobile devices.. in this video i show you how to request...Learn more about AT&T Wireless plans and AT&T Internet service, including AT&T Fiber. Shop cell phones, accessories and more. Dec 16, 2022 · Try these tips: Make sure your Ethernet cable is connected to the WAN port on your Cell Booster and your router or gateway. If you have a modem and a separate router, try connecting your Cell Booster directly to your modem. Check the internet connection on other devices. Restart your router or gateway and your Cell Booster device. #resetnetworksettings #androidtips #androidtricks Learn how to reset network settings in Android mobile of Samsung, Micromax, Moto, Lenovo, Oppo, Vivo, Inte...Dec 22, 2022 · In this case, you must switch off the proxy usage directly in the browser or delete the corresponding extensions to fix the ERR_CONNECTION_RESET. Solution 3: clear the browser cache The browser cache not only stores passwords, cookies, and the download history, but also data from websites you’ve visited . Resetting your network settings clears out all of your internet, local network, and paired devices' data. A factory reset will delete pretty much everything on your device, reverting it to the state it was in when you unboxed it. A network settings reset will not delete any files, folders, or other media stored on your device.Apr 25, 2023 · DETAILED INFO. Anyone connected to your network can use the default access code to lock you out or grant themselves privileges. If this happens, or if you forgot your access code, press and hold the Reset button on your device to change it back to the factory default settings. You can update your code at any time from a device connected to your ... Time to contact AT&T customer support. Your technical issues may be above our pay grade, in which case we’d recommend getting in touch with AT&T customer service directly at +1-800-288-2020 or through the provider’s support contact page. We have more info about making contact on CableTV.com’s AT&T Customer Service & Support page.From the general screen, scroll down and select reset. You will be taken to the reset screen. Select Reset Network Settings. Resetting the network deletes saved Wi-Fi Networks. Note: For specific instructions on how to reset your device, visit our Device How-To.Select your device's brand or model > Your Device > Tutorials > Troubleshooting ...Press Win + I and click on Network & Internet. Go to the Proxy and VPN tabs and toggle off any active connections. Next, in the Wi-Fi section, click on Manage known networks. Select the Wi-Fi networks you’re having trouble with here and click on Forget. Press Win + R, type appwiz.cpl, and press Enter.DETAILED INFO. Anyone connected to your network can use the default access code to lock you out or grant themselves privileges. If this happens, or if you forgot your access code, press and hold the Reset button on your device to change it back to the factory default settings.Article Summary. To unlock your AT&T phone: Find your device's IMEI number and your PUK code. Visit AT&T's online unlock portal to request a device unlock. Enter your IMEI and AT&T account information. After AT&T approves your request, use your unlock code and follow the instructions for your specific phone. AT&T makes it easy to unlock a phone ...Android. Go to your Settings. Tap Phone and then Blocked contacts. Select Edit, the number or contact to update, and then Unblock. Go to your Messages. Tap the Menu (3 dots) and then Settings. Choose Block Numbers and Messages and then Blocked Messages. Select messages to be unblocked.Learn how you can help protect your phone from unauthorized use if it has been lost, stolen, or reset to factory settings without your permission. Secure My Device Learn how to lock or unlock your display, set a screen security lock type, get your PUK code, or request your device be unlocked from the AT&T network.Select Home Network > Wireless. In Password, enter the Device Access Code (located on the side of your gateway). Scroll to the Security section. From the Security drop-down, select WPA-PSK. In the Key entry field, enter a new Wi-Fi password (Wireless Key). For 64-bit encryption, enter a 10-digit password made up of numbers and letters a-f or A-F..