Tuesday, 10/27/2020 15:15 PM (GMT + 7)
If your iPhone has no cell signal, you can apply the following tips to fix it.
When the iPhone displays the No Service message (no cell signal), you won’t be able to make calls or text with friends or colleagues.
1. Turn on / off Airplane mode (airplane mode)
This is the easiest way to fix iPhone no cell signal. First, head to Settings and enable the Airplane mode option, then wait about 30 seconds and turn off Airplane mode.
How to turn on / off airplane mode on iPhone. Photo: MINH HOANG
In addition, users can also quickly turn on / off Airplane mode by swiping up from the bottom edge of the screen to open the Control Center, then click the airplane icon, wait about 30 seconds and off. In case you are using iPhone X or later (no physical Home button), swipe down from the top right corner and do the same as above.
When Airplane mode is activated, all connections on iPhone including cellular signal, WiFi, Bluetooth … will be disabled and refreshed.
If the above doesn’t fix the problem, try restarting your device by going to Settings – General – Shut down – Slide to power off (slide to power off). ). When the screen is completely off, users just need to press and hold the power button for a few seconds until the Apple logo appears.
Restarting iPhone is the easiest way to fix the problem. Photo: MINH HOANG
If your iPhone crashes (cannot be operated), force your iPhone to restart by holding down the power button and the physical Home button at the same time until the Apple logo appears. In case the iPhone doesn’t have a physical Home button, users simply press and release the volume up key, press and release the volume down key, then press and hold the power button for a few seconds.
3. Check SIM card
When SIM card malfunction, iPhone will lose signal. To fix this, turn off the device completely, then use a SIM stick or paper clip to remove the SIM from the tray and reinsert it.
In case the problem is still not resolved, go to the carrier’s store to get a new SIM.
4. Turn off 5G
If you are using an iPhone 12, this problem could be caused by the 5G connection. To fix this, go to Settings – Cellular – Cellular Data Options – Voice & Data (voice and data) and set it to LTE or 4G instead. 5G Auto.
5. Software update
At the time of writing, iOS 14.1 is the latest version. However, if there is a new update available, go to Settings – General – Software Update – Download & Install (download and install).
If you are installing the beta profile, upgrade to 14.2 beta 4.
Update iPhone to the latest version. Photo: MINH HOANG
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