In conclusion, the No Sim Card issue is a common problem for both Android and iOS, but it’s certainly fixable. While there are a lot of causes for this issue, the good news is that there are ...

This problem often occurs when you turn your smartphone off and on again, insert a new SIM card, or, in some cases, while using your phone, when your SIM card is suddenly undetected.

Get a new SIM card In case the above steps fails to fix the problem then it’s time to replace the old SIM and try a brand new SIM card.

You can't make calls if you get the "SIM not provisioned MM#2" error, but it's easy to fix.

If your Android phone or tablet is losing mobile data connection, then you need to check this article. It shows the 10+ solutions to fix the issue of mobile data not working on Android devices.

These 5 possible methods will help you to solve your Android phone's Connection problem or invalid MMI Code issue in a jiffy.

SIM or Subscriber Identity Module card is a smart card that contains all the information such as user identity, phone number, location, contact list, personal security keys, text messages, and ...

Fix #5: Clear the cache and data of the Phone app. If reinserting the SIM card did not fix unable-to-answer-calls problem, your next move is to clear the cache and data of the dialer app or Phone app.

Android bugs and glitches can cause a huge headache, especially because we rely so much on our phones. Here are a few methods that can fix it.