Samsung phones have an option called “Smart network switch” that can prevent your device from connecting to poor Wi-Fi networks, however, this setting can also lead to similar issues. To turn it on or off go to Settings >> Connections >> Wi-Fi >> Advanced>> then turn “Smart network switch” to ON.

Verizon has delayed its CDMA 3G network shutdown several times but is now firmly committed to shutting the network down by December 31st, 2022. All 3G basic phones and smartphones will lose service, but some 4G devices will be impacted as well — namely, those that don’t support VoLTE (Voice over LTE).

Reasons for blacklisting IMEIs include an unpaid balance on your wireless bill, a reported theft, or even a mistake. You can check CTIA’s national blacklist database to see if your IMEI is blocked. Other options include IMEI Pro and Doctor SIM.

If your Android phone won’t connect to Wi-Fi, you should first make sure that your phone isn’t on Airplane Mode, and that Wi-Fi is enabled on your phone. If your Android phone claims it’s connected to Wi-Fi but nothing will load, you can try forgetting the Wi-Fi network and then connecting to it again.

If the Internet works fine on other devices, the problem lies with your device and its WiFi adapter. On the other hand, if the Internet doesn’t work on other devices too, then the problem is most likely with the router or the Internet connection itself. If your router and modem are separate, restart both.

Reset Android Network Settings. Open the Settings app and go to “Reset options”. Click on the “Reset Wi-Fi, mobile & Bluetooth” option. Next tap on the “Reset Settings” button at the bottom. After resetting, try to connect to the WiFi network and see if it fixes the issues.

The first thing you need to do when your iPhone is connected to wifi but no internet access is to turn off Wi-Fi and turn it back on. Go to Settings > Wi-Fi and then Turn Off the switch for Wi-Fi. After a minute, tap the same switch to reconnect your iPhone to the Wi-Fi network.

Still can’t connect? Reset your Network Settings. Tap Settings > General > Reset > Reset Network Settings. This also resets Wi-Fi networks and passwords, cellular settings, and VPN and APN settings that you’ve used before.

If it is showing LTE – then that means Cellular data is enabled. So, even if Wi-Fi is enabled along with Cellular, then Cellular is what will always be used. It will flip to Wi-Fi if and when Cellular is lost.

A single computer has a WiFi connection but no internet. If your computer is the only device that says it has a connection but no actual internet, it is likely that you have a misconfigured setting, faulty drivers or WiFi adapter, DNS issues, or a problem with your IP address.

Your cellular data not working may happen for a few reasons. It may be the poor connection in your area or lack of mobile internet coverage altogether, a bug in the system, a physical problem with your device or SIM, or simple forgetfulness to turn on the cellular data or turn off the Airplane Mode.

How to fix “Mobile network not Available”error on android phones

1. Restart Your Device.
2. Remove SIM Card and Put it Back.
3. Check Network Settings.
4. Check whether phone is in Roaming Mode.
5. Update the phone system to fix software bugs.
6. Turn off mobile data and turn on it again.
7. Turn off WiFi.
8. Make sure Airplane mode is turned off.

Head over to Settings > General > Reset > Reset Network Settings. Select Reset Network Settings and ignore the pop-up that this action will delete all your network settings. Now, turn off your iPhone and switch on after few seconds. This should fix the iPhone cellular data not working issue.

You are not subscribed to a cellular data service. This error is common after traveling for some reason. It could be occurring because you have a poor connection to the wireless network, but it’s more likely that the Apple iPhone just needs it’s settings calibrated.

Has Your iPhone Cellular Update Failed? Here’s the Fix

1. Do You Own an iPhone 7?
2. Turning Off Wi-Fi Calling and Voice LTE Might Fix the Problem.
3. Turning Your Airplane Mode On and Off Again Might Enable Cellular Updates.
4. Turn Your Cellular Data Off, then Back On.
5. Check and See if a Carrier Settings Update is Available.

Put simply, the Cellular Update Failed error means that your cellular service has failed and you can’t use anything related to it. When you get this error, you won’t be able to receive and send texts, make phone calls, and use your mobile data.

8 Simple Steps to Fix Mobile Data Issues on iPhone

1. Turn Your iOS Device Off and On.
2. Check If Your Cellular Data Is Turned On.
3. Re-Insert Your Sim Card.
4. Reset Network Settings.
5. Check for and Install Cellular Carrier Updates.
6. Check for iOS Updates.
7. Download Troubleshooting Tool – Fonedog Toolkit.
8. Perform Backup and Factory Reset.