What causes SIM card issues?

What causes SIM card issues?

The reason why does your phone show no SIM card error is that your phone is unable to properly read the contents of your SIM card. This usually happens when your SIM card is not installed properly, it is damaged, or your phone has software problems after a software update.

How do I fix my HTC phone no service?

Fixing No Service or Emergency Calls Only on HTC One

  1. Go into Settings > Mobile Data > Network Mode.
  2. Select “GSM/WCDMA” as your preferred network mode.
  3. Turn your HTC One off completely, wait 10 seconds and then turn it back on again.
  4. Go back into Network Mode as shown above and switch it back to LTE/WCDMA/GSM.

How do I know if my SIM card is bad?

Some common phone-functionality errors may exhibit the following symptoms or cause the following device issues: poor data functions, cryptic or scrambled picture and text messages (MMS and SMS), a broken voicemail connection, or an inability to save new contacts to the SIM card phonebook.

How can I unlock my HTC Inspire 4G?

Unlock your HTC Inspire 4G to use with another sim card or Gsm network through a 100 % safe and secure method for unlocking. Just simply select your phone manufacturer as HTC, select the network of your HTC Inspire 4G is locked to, enter phone model number and imei number.

Why is my sim card not working on my Android phone?

Power off your device and remove the SIM card from your Android device. There is a chance that dust built up on your phone and it is creating a problem where the SIM comes in contact with your device’s internal circuit. Blow out dust from the SIM tray and wipe your SIM gently without damaging any of its parts.

What to do when your phone says no SIM card?

When your phone restarts, it refreshes most of the software, which in turn ensures that minor errors can be resolved by it. So restart your device and allow it to connect to the network once again, and check if your Android device is reading the SIM.