Jul 18, 2022 · I have tried all of those solutions. I live in Los Angeles and my cellular data works just fine there. I’ve been in Las Vegas for about two weeks and my cellular data stops working out of nowhere. I have an iPhone 12 and my zip code where I’m located right now is 89030. Dec 16, 2022 · Remove and re-add your cellular plan. Try removing and re-adding your cellular plan. On your iPhone, tap Watch > My Watch > Cellular > i > Remove > Remove > tap Add a New Plan to start afresh. Reset your Apple Watch. Resetting erases the current data from your watch which may clear unknown issues. So, in this method, you need to enable the right network mode to fix Mobile data not working on Android. First, head to Settings > Mobile Data > Network Mode and switch to the appropriate network mode. 10. Reset Network Settings On Android. Resetting the network settings is another best thing you can do to resolve mobile data not working issues.SAHMED. tried 1. restore the phone erase and reset 2. Change the SIM (twice) 3. reset network settings 4. support team change to new number and internet start working but when they move back to old number no internet.To use cellular data, make sure Data Roaming is turned on in your device settings. To call or send a message to the U.S., dial +1 followed by the 10-digit number. The “+” sign usually appears if you press and hold the “0” key on your dial pad. To call or send a message to another country, dial + (country code) followed by the local ...To use cellular data, make sure Data Roaming is turned on in your device settings. To call or send a message to the U.S., dial +1 followed by the 10-digit number. The “+” sign usually appears if you press and hold the “0” key on your dial pad. To call or send a message to another country, dial + (country code) followed by the local ...The main option will be to reset your network settings. You can do this by going to: Settings > System > Advanced > Reset > Reset Wi-Fi, mobile & Bluetooth > RESET SETTINGS. After doing this, test to test if mobile data is working or not. Let us know if this helps! Collin, AT&T Community Specialist. 0.Dec 7, 2022 · Follow these tips if your mobile data isn't working Turn your phone off and back on. Make sure mobile data or cellular data is turned on. Disconnect from Wi-Fi ® to test your mobile data. Turn off airplane mode. I have an iPhone 7. I just bought the $50 monthly plan With 25gb of high speed today and I can get calls and texts but my cellular data isn’t working and will not let me send iMessages or use the internet. I’ve tried cutting my phone on/off and reset network settings.Restart your device - If a power cycle does not resolve your issue, perform a device restart. Press and hold the Volume down and Side buttons, then select Restart > Restart. It's very important that you backup/restore your data and files after the factory reset. Select the SETTINGS tab, then scroll to and select About Gear.It is now a safety concern as I need to be alone tomorrow and it is essential that I be able to use maps to navigate. Some texts are getting through but with a significant delay. A map will partially load and then just spin. I tried turning on and off all data and cellular settings. Turned off all app data except maps with no fix.1. From the home screen, select the Settings app. 2. Select Cellular. To turn cellular data on or off, select the Cellular Data switch. Note: To turn LTE data on or off select Cellular Data Options > Enable LTE > desired option. Learn more from the Apple support article About cellular data settings and usage on your iPhone. 3.Go to Settings -> Cellular and turn on the switch next to Cellular Data at the top of screen. You’ll know Cellular Data in on when the switch is green. If Cellular Data is already on, try toggling the switch off and back on. This will give Cellular Data a fresh start, just in case it’s not working because of a minor software glitch.Turn Off Wi-Fi on Your Phone. Disable and Enable Mobile Data Mode. Make Sure Your SIM Card Is Properly Inserted. Check the Data Limit/Data Plan of Your Carrier. Change Your Preferred Network Type. Reset Network Settings on Your Android Phone. Perform a Software Update on Your Phone.Thank you for the information provided, we also recommend reinserting your SIM Card to reset your device and reset your network settings to refresh your connection. Go to Settings>General>Reset>Reset Network Settings. Also, let us know what type of device you are currently using to better assist you with troubleshooting steps.From the home screen, select the Settings app > scroll to and select General > scroll to and select Reset > select Reset Network Settings > select Reset Network Settings again to confirm. Note: To turn LTE data on or off select Cellular Data Options > Enable LTE. This information will help us investigate your concerns further so that we're able ...1. From the home screen, select the Settings app. 2. Select Cellular. To turn cellular data on or off, select the Cellular Data switch. Note: To turn LTE data on or off select Cellular Data Options > Enable LTE > desired option. Learn more from the Apple support article About cellular data settings and usage on your iPhone. 3.Nov 13, 2021 · Your cellular data should immediately start working again. Contact your carrier's support if you have issues doing so, and consider limiting your data usage in the future to avoid running out again. 2. Ensure Airplane Mode Is Turned Off. Airplane mode disables your iPhone’s cellular, Wi-Fi, and Bluetooth connections. May 8, 2023 · AT&T Community Forums. Wireless. Features & Services. Data & Messaging Features, ... Cellular Data not working. Gift your grad endless possibilities. Celebrate right now and connect them to their brightest future. Dec 16, 2022 · Remove and re-add your cellular plan. Try removing and re-adding your cellular plan. On your iPhone, tap Watch > My Watch > Cellular > i > Remove > Remove > tap Add a New Plan to start afresh. Reset your Apple Watch. Resetting erases the current data from your watch which may clear unknown issues. Aug 6, 2021 · Check your wireless usage to confirm data on your plan. Also, check out your AT&T Prepaid Coverage for connection and signal strength. Lastly, here is our helpful Troubleshoot And Resolve Tool to help fix your mobile data connection, go to Fix An Issue > Connection > Call& data quality/Internet and make sure you have correct device at Change ... To do this, go to settings and tap on “Wireless Networks” or “Connections.”. From there, switch on Airplane mode and turn off your phone. Wait for half a minute and then turn your mobile phone back on. Go to the same settings section and turn off Airplane mode. After that, check if your mobile data is working again.Check your wireless usage to confirm data on your plan. Also, check out your AT&T Prepaid Coverage for connection and signal strength. Lastly, here is our helpful Troubleshoot And Resolve Tool to help fix your mobile data connection, go to Fix An Issue > Connection> Call& data quality/Internet and make sure you have correct device at Change Device.AT&T is an American telecommunications company, and the second largest provider of mobile services and the largest provider of fixed telephone services in the US. AT&T also offers television services under their U-verse brand. AT&T has near-national wireless coverage.Apr 2, 2023 · Make sure mobile data or cellular data is turned on. (This is important because if somehow your data was turned off, this would hinder your connection, so it's always good to just double-check that mobile data is enabled) Disconnect from Wi-Fi ® to test your mobile data. (This helps because tunring off Wi-Fi will ensure that this feature ... Jun 1, 2022 · The first one involves resetting your network settings as mentioned, by @sandblaster. This will be the seventh step on this page. This options resets Wi-Fi networks and passwords, cellular settings. Check out the steps below for additional steps to resolve your data connection. Go to Settings> Cellular Settings> Network> Reset Network. Step 1: Connect your iPhone to a computer with the help of a cable and wait until your computer detects the device. If it doesn’t get detected, enter into the DFU restore mode to utilize the FixGo tool. Step 2: Download the latest firmware on your device and for this, click on “Download” button.The first one involves resetting your network settings as mentioned, by @sandblaster. This will be the seventh step on this page. This options resets Wi-Fi networks and passwords, cellular settings. Check out the steps below for additional steps to resolve your data connection. Go to Settings> Cellular Settings> Network> Reset Network.Swipe down from the top right side of the screen to reveal Control Center. If the cellular button is green, tap it, then tap it again after a few seconds. Check if cellular data is now working ...Mar 12, 2021 · If the cellular network is still not available on your iPhone or iPad, try restarting the device. For your iPad, just press the power button until the power off screen appears, then slide the power off icon right in order to initiate the shut down. For the iPhone, hold and press one of the volume buttons and the side button, then slide to power ... Jun 1, 2022 · The first one involves resetting your network settings as mentioned, by @sandblaster. This will be the seventh step on this page. This options resets Wi-Fi networks and passwords, cellular settings. Check out the steps below for additional steps to resolve your data connection. Go to Settings> Cellular Settings> Network> Reset Network. The first one involves resetting your network settings as mentioned, by @sandblaster. This will be the seventh step on this page. This options resets Wi-Fi networks and passwords, cellular settings. Check out the steps below for additional steps to resolve your data connection. Go to Settings> Cellular Settings> Network> Reset Network.Feb 4, 2022 · Make sure you're properly inserting the SIM card and confirm that your cellular data is enabled. Resetting your network settings in your device will refresh your connection which will improve your service. Using your Samsung Galaxy S21, go to: Settings>General Management>Reset>Reset network settings. There's a device support tool we offer that ... Make sure mobile data or cellular data is turned on. (This is important because if somehow your data was turned off, this would hinder your connection, so it's always good to just double-check that mobile data is enabled) Disconnect from Wi-Fi ® to test your mobile data. (This helps because tunring off Wi-Fi will ensure that this feature ...Feb 7, 2023 · Wait for half a minute and then turn your mobile phone back on. Go to the same settings section and turn off Airplane mode. After that, check if your mobile data is working again. To double-check accurately, make sure you’re only connected to your cellular data services and make sure your mobile WiFi is turned off. 3. It is important to back up your device before doing this. For instructions visit our Device How to Page and select the Make and Model of your device. Thank you for being part of the Community Forums, and have a great weekend. In some cases, powering down the phone for 3-5 minutes has resolved the data access issue.Hello vin24, let's get your International Day Pass working! Try rebooting your phone ( Press and hold the Power/Lock button, then select Restart .) As the ACE @formerlyknownas mentioned, try resetting network settings to refresh your connection to the network. Settings icon > scroll to and select General management > select Reset > Reset ...If the cellular network is still not available on your iPhone or iPad, try restarting the device. For your iPad, just press the power button until the power off screen appears, then slide the power off icon right in order to initiate the shut down. For the iPhone, hold and press one of the volume buttons and the side button, then slide to power ...Jul 2, 2022 · It is now a safety concern as I need to be alone tomorrow and it is essential that I be able to use maps to navigate. Some texts are getting through but with a significant delay. A map will partially load and then just spin. I tried turning on and off all data and cellular settings. Turned off all app data except maps with no fix. iPad is not connect to cellular. Recently anytime I disconnect my iPad from the cellular network it won’t recognize the cellular connection. It worked perfect until a couple of weeks ago. For a bit turning it off and back on worked but now it is not. I have reset the network settings, turned on airplane mode and everything, but nothing works.It is important to back up your device before doing this. For instructions visit our Device How to Page and select the Make and Model of your device. Thank you for being part of the Community Forums, and have a great weekend. In some cases, powering down the phone for 3-5 minutes has resolved the data access issue.Check your wireless usage to confirm data on your plan. Also, check out your AT&T Prepaid Coverage for connection and signal strength. Lastly, here is our helpful Troubleshoot And Resolve Tool to help fix your mobile data connection, go to Fix An Issue > Connection> Call& data quality/Internet and make sure you have correct device at Change Device.Update your iPhone or iPad to the latest version of iOS or iPadOS. Go to Settings > Cellular. Then: For iPhone, tap Cellular Data Options, then turn on Enable LTE. For iPad, turn on LTE. If you still see No Service after following these steps, contact your carrier. iPhone and iPad devices that support 5G networks are not affected by the phasing ...10 Messages Wednesday, October 5th, 2022 2:18 AM Cellular Data Is Not Working Hi, I have two iPhone SE 2020s. One of the phone will not connect to cellular data from the day I receive them. Since I work out of home, I use my home wifi, but when I am outside and try to use the phone's cellular data, the 5G wheel keeps spinning but no connection.I apologize that you are having issues with your iPad not connecting to data. The first step I would try is resetting your network settings. You can do this by tapping on settings - general - reset - reset network settings. This forces your iPad to re-register its network settings. This fixes the problem about 99% of the time.iPad is not connect to cellular. Recently anytime I disconnect my iPad from the cellular network it won’t recognize the cellular connection. It worked perfect until a couple of weeks ago. For a bit turning it off and back on worked but now it is not. I have reset the network settings, turned on airplane mode and everything, but nothing works.The closer to -120 dBm, the worse your signal. Let’s say you have -50 dBm signal outside (full bars) but have a building or factory lined with any or all types of metal: steel, aluminum, brass, copper, iron, etc. This means it can potentially subtract an additional -50 dBm once it reaches inside for a signal strength of -100 dBm (1-2 bars).1. From the home screen, select the Settings app. 2. Select Cellular. To turn cellular data on or off, select the Cellular Data switch. Note: To turn LTE data on or off select Cellular Data Options > Enable LTE > desired option. Learn more from the Apple support article About cellular data settings and usage on your iPhone. 3.Find outages in your area Select your service Wireless (mobile phone) AT&T Internet, AT&T Phone, or U-verse® TV Get help with Wi-Fi® weak spots Manage connected devices Check for outages New Member. •. 11 Messages. The tech at the ATT store today said this was not a problem with my phone; he thought it was something related to my ATT service. The reason he said this is he put a new SIM card in my phone and LTE still didn't work. Then he put that same (new) SIM card in a new device they had in the store and LTE still didn't work.Apr 23, 2018 · Our Troubleshoot & Resolve Tool is a fantastic resource to use when you run into issues like this. Select the device you are using, and then under Service/network issues choose Internet. Another thing we do when you are experiencing data connection issues is to Reset Network Settings on all devices. Tap Settings> General> Reset> Reset Network ... The first one involves resetting your network settings as mentioned, by @sandblaster. This will be the seventh step on this page. This options resets Wi-Fi networks and passwords, cellular settings. Check out the steps below for additional steps to resolve your data connection. Go to Settings> Cellular Settings> Network> Reset Network.It is important to back up your device before doing this. For instructions visit our Device How to Page and select the Make and Model of your device. Thank you for being part of the Community Forums, and have a great weekend. In some cases, powering down the phone for 3-5 minutes has resolved the data access issue.Nov 30, 2018 · Since the update my mobile data stopped working. I tried everything, changing the APN settings, toggling, talking to SAMSUNG India and US to no avail. Here is what was wrong: It seems like AT&T has 3G and 4G/LTE sims this problem is with their 3G sim it doesnt work with the new update unless you roll back to 3G APN settings. 5 years ago. My Iphone X would not connect to AT&T data for 3 days. Went to AT&T, replaced SIM card which didn't help, so was sent to Apple store. Apple couldn't find anything wrong, but gave me a new phone (under warranty), another SIM card just in case and sent me back to the AT&T store to activate the 3rd SIM card.Feb 4, 2022 · Make sure you're properly inserting the SIM card and confirm that your cellular data is enabled. Resetting your network settings in your device will refresh your connection which will improve your service. Using your Samsung Galaxy S21, go to: Settings>General Management>Reset>Reset network settings. There's a device support tool we offer that ... Nov 30, 2018 · Since the update my mobile data stopped working. I tried everything, changing the APN settings, toggling, talking to SAMSUNG India and US to no avail. Here is what was wrong: It seems like AT&T has 3G and 4G/LTE sims this problem is with their 3G sim it doesnt work with the new update unless you roll back to 3G APN settings. Dec 7, 2022 · Try a manual scan and select a network other than the one you're currently on. This won’t work in Mexico or Canada. Restart your device. If it has a removable battery, take it out and put it back in. Remove your laptop card if you’re using one, restart your laptop, and reinsert the card. Use the international coverage map to confirm data ... Aug 23, 2023 · Swipe down from the top right side of the screen to reveal Control Center. If the cellular button is green, tap it, then tap it again after a few seconds. Check if cellular data is now working ... So, in this method, you need to enable the right network mode to fix Mobile data not working on Android. First, head to Settings > Mobile Data > Network Mode and switch to the appropriate network mode. 10. Reset Network Settings On Android. Resetting the network settings is another best thing you can do to resolve mobile data not working issues.Find outages in your area Select your service Wireless (mobile phone) AT&T Internet, AT&T Phone, or U-verse® TV Get help with Wi-Fi® weak spots Manage connected devices Check for outagesJul 25, 2023 · This feature could still be turned on if you have no data connection. If Airplane Mode is turned off, you can try turning it on and off again. A cycle in and out of this mode has been known to fix mobile connections for some people. Disable Wi-Fi. This shouldn't happen, but sometimes it does, especially on older iPhone models. Apr 2, 2023 · Make sure mobile data or cellular data is turned on. (This is important because if somehow your data was turned off, this would hinder your connection, so it's always good to just double-check that mobile data is enabled) Disconnect from Wi-Fi ® to test your mobile data. (This helps because tunring off Wi-Fi will ensure that this feature ... Jun 19, 2022 · You will not lose data like pictures, videos, or text. iPhone: Settings>General>Reset>Reset network settings. Android: Settings>General Management>Reset>Reset network settings. Next, visit our AT&T Wireless Support webpage and select Get Suggestions. You'll be directed to the Fix an Issue section. Oct 24, 2022 · On your iPhone, open the Apple Watch app. Tap the My Watch tab, then tap Cellular. Tap Set Up Cellular. Follow the instructions for your carrier. You might need to contact your carrier for help. You might see a phone number assigned to your Apple Watch that differs from the phone number assigned to your iPhone. Jul 16, 2018 · Cellular data not working I have an iPhone 6s plus and my data is not working unless im on wifi to use the internet. Ive tried everything to reset it im on an prepaid unlimited plan I was on the att store for hours and no one knows how to fix this problem. This is what I did. 1.Insert at&t prepaid sim card. 2.Go to Setting, General, and VPN. 3.Delete former VPN setting of another sim card. 4.Then restart iPhone. 5.Date will work under the new VPN setting. The setting will be automatically set up with the at&t sim card.This is what I did. 1.Insert at&t prepaid sim card. 2.Go to Setting, General, and VPN. 3.Delete former VPN setting of another sim card. 4.Then restart iPhone. 5.Date will work under the new VPN setting. The setting will be automatically set up with the at&t sim card.Swipe down from the top right side of the screen to reveal Control Center. If the cellular button is green, tap it, then tap it again after a few seconds. Check if cellular data is now working ...The main option will be to reset your network settings. You can do this by going to: Settings > System > Advanced > Reset > Reset Wi-Fi, mobile & Bluetooth > RESET SETTINGS. After doing this, test to test if mobile data is working or not. Let us know if this helps! Collin, AT&T Community Specialist. 0.I apologize that you are having issues with your iPad not connecting to data. The first step I would try is resetting your network settings. You can do this by tapping on settings - general - reset - reset network settings. This forces your iPad to re-register its network settings. This fixes the problem about 99% of the time.Jun 19, 2022 · You will not lose data like pictures, videos, or text. iPhone: Settings>General>Reset>Reset network settings. Android: Settings>General Management>Reset>Reset network settings. Next, visit our AT&T Wireless Support webpage and select Get Suggestions. You'll be directed to the Fix an Issue section. Jan 1, 2022 · An Apple Watch Series 6, or Apple Watch Series 3-5 with cellular. A compatible iPhone® (6 or later including SE) running iOS version 11.0 or higher. An AT&T rate plan for your Apple Watch (Cellular). iPhone and Apple Watch (Cellular) must be on the same AT&T postpaid Billing Account. An AT&T Access ID associated with the iPhone. Sync your ... Find outages in your area Select your service Wireless (mobile phone) AT&T Internet, AT&T Phone, or U-verse® TV Get help with Wi-Fi® weak spots Manage connected devices Check for outages Options. 03-22-2023 10:00 AM in. Galaxy S23. For anyone else looking here with the same issue, I called T-mo and had them reset my network, this worked temporarily but the problem is back. You can call in and ask them to reset it for you, may help for a little bit or could fix your issue altogether.Dec 16, 2016 · Settings->Cellular->Cellular Data Options->Enable LTE->Voice & Data (select Voice & Data option) Android. Go to Settings > Connection > Mobile networks > Enhanced LTE services and select on. Once complete, please ensure you power your phone off and back on to establish a fresh connection with the network. You will not lose data like pictures, videos, or text. iPhone: Settings>General>Reset>Reset network settings. Android: Settings>General Management>Reset>Reset network settings. Next, visit our AT&T Wireless Support webpage and select Get Suggestions. You'll be directed to the Fix an Issue section.Find help for your AT&T Wireless℠ plan, international plan, or parental controls. Learn how to help your wireless signal with AT&T Cell Booster. Explore wireless add-ons, apps, and more.Since the update my mobile data stopped working. I tried everything, changing the APN settings, toggling, talking to SAMSUNG India and US to no avail. Here is what was wrong: It seems like AT&T has 3G and 4G/LTE sims this problem is with their 3G sim it doesnt work with the new update unless you roll back to 3G APN settings.Step 1: Connect your iPhone to a computer with the help of a cable and wait until your computer detects the device. If it doesn’t get detected, enter into the DFU restore mode to utilize the FixGo tool. Step 2: Download the latest firmware on your device and for this, click on “Download” button.Jan 12, 2023 · Open the Settings app. Tap Cellular. Make sure Cellular Data is toggled on. Make sure the apps you want to use cellular data for are toggled on. Note: if you are traveling internationally, follow these steps to make sure your iPhone is set up for data roaming: Opening the Settings app. Tap Cellular. Find help for your AT&T Wireless℠ plan, international plan, or parental controls. Learn how to help your wireless signal with AT&T Cell Booster. Explore wireless add-ons, apps, and more.Swipe down from the top right of the screen to see the Control Center and look for the Mobile Data icon, which is an antenna to the right of Airplane mode. If it's off, tap it to turn it on ... Dec 6, 2021 · 64.5K Messages. 2 years ago. You aren’t really connected to ATT’s network, even if it says ATT Mexico. You are still roaming and subject to whatever conditions are imposed on roaming by that carrier which could include reduced data speeds. See if you have the option of selecting what carrier you connect to.
An Apple Watch Series 6, or Apple Watch Series 3-5 with cellular. A compatible iPhone® (6 or later including SE) running iOS version 11.0 or higher. An AT&T rate plan for your Apple Watch (Cellular). iPhone and Apple Watch (Cellular) must be on the same AT&T postpaid Billing Account. An AT&T Access ID associated with the iPhone. Sync your .... Baton rouge packaging and shipping
I apologize that you are having issues with your iPad not connecting to data. The first step I would try is resetting your network settings. You can do this by tapping on settings - general - reset - reset network settings. This forces your iPad to re-register its network settings. This fixes the problem about 99% of the time.Jul 25, 2021 · Go to Settings > General > Reset > Reset Network Settings, this refreshes your network. We also recommend our Troubleshoot And Resolve Tool > Fix An Issue > Connection > Messaging & Internet, to assist fix your cellular connectivity and message service. Let us know if this is helpful! Thank you for reaching out to the community! Wait 1 minute. Then press and hold the power button until the Apple logo appears. 3. Update your carrier settings. Sometimes your carrier may release updates that are designed to improve your cellular data performance. Check to see if there is an update and if there is an update, update your carrier settings.Check your wireless usage to confirm data on your plan. Also, check out your AT&T Prepaid Coverage for connection and signal strength. Lastly, here is our helpful Troubleshoot And Resolve Tool to help fix your mobile data connection, go to Fix An Issue > Connection> Call& data quality/Internet and make sure you have correct device at Change Device.Check your mobile plan. Inspect the SIM card. It could be Google. Outages and reception. Reset the APN. Reset settings. Factory data reset. Seek professional help. Editor’s note: Some of the ...Cellular data not working after upgrade. Switched from an 11 to a 12, both purchased from Apple, and cellular data does not work. I can make/receive calls and texts but cannot use data. Three calls with AT&T, restarted phone, toggled airplane mode and cellular options, and reset network settings. Was supposed to get a call back from someone ...Wait 1 minute. Then press and hold the power button until the Apple logo appears. 3. Update your carrier settings. Sometimes your carrier may release updates that are designed to improve your cellular data performance. Check to see if there is an update and if there is an update, update your carrier settings.Jul 18, 2022 · I have tried all of those solutions. I live in Los Angeles and my cellular data works just fine there. I’ve been in Las Vegas for about two weeks and my cellular data stops working out of nowhere. I have an iPhone 12 and my zip code where I’m located right now is 89030. Cellular data not working after upgrade. Switched from an 11 to a 12, both purchased from Apple, and cellular data does not work. I can make/receive calls and texts but cannot use data. Three calls with AT&T, restarted phone, toggled airplane mode and cellular options, and reset network settings. Was supposed to get a call back from someone ...It is now a safety concern as I need to be alone tomorrow and it is essential that I be able to use maps to navigate. Some texts are getting through but with a significant delay. A map will partially load and then just spin. I tried turning on and off all data and cellular settings. Turned off all app data except maps with no fix.Here is an in-depth guide to all the steps to follow when your cellular data isn’t working. 1. Check That Your Cellular Data is On. The first step is to check whether your cellular data is on. To do this: Open the settings app. Go to cellular, then cellular data. Tap on the toggle to turn cellular data on. It is grey when off and green when on.Data over 5G just stopped working recently. I could reset my network settings and it would work for a few minutes then stop working again. I was able to switch Voice & Data to LTE and now apps and data are working. Settings -> Cellular -> Cellular Data Options -> Voice & Data -> LTE. 0.Since the update my mobile data stopped working. I tried everything, changing the APN settings, toggling, talking to SAMSUNG India and US to no avail. Here is what was wrong: It seems like AT&T has 3G and 4G/LTE sims this problem is with their 3G sim it doesnt work with the new update unless you roll back to 3G APN settings..