CNET
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You can improve your signal on an iPhone or Android phone in the blink of an eye.
Toggling Airplane mode or tweaking network settings on your phone can help you get better coverage.
There are other tricks for improving your reception without even touching your phone's software.
For phones with an eSIM, restart your phone to help improve connectivity.
Refreshing your phone's network settings is one way to fix an annoying connectivity issue.
Not all Android phones have carrier settings, so you'll have to open the Settings app and type in "carrier settings" to find updates.
If you're still struggling to keep a good signal, try a signal booster.