To check if your Android phone is unlocked, try swapping in another SIM card or test your network settings. If calls work, ...

Android: Swipe down from the top of your screen -- to access the Quick Settings panel -- and then tap the Airplane mode icon.

As someone who uses an iPhone and an Android phone, this is one of the biggest downsides of switching to eSIMs. With a physical SIM, all you do is take out the SIM card from your old phone and put ...