What Do I Do If My SIM Card Is Not Working?

How do you unlock a SIM card?

How to Unlock a Locked SIM Card ManuallyContact your wireless carrier by calling the toll-free customer service number.

(Find this on your provider’s website or a recent invoice.) …

Power your phone on.

You will see a “SIM Locked” or “Enter PUK” message.

Type in a new four- to eight-digit PIN code when prompted, then press “OK.”.

Why is my phone not reading my SIM card?

SIM slot and connector sometimes accumulate dust over them, causing the device not to read the card properly. So you should look into this as well. Wipe the connector gently to remove the dirt. … A broken pin may also cause a problem of no sim card detected on an android phone.

Why is my sim not working in another phone?

Some of the possible causes may be SIM card is not inserted correctly, SIM card or card slot in the device is broken, SIM card is disabled or phone software is corrupted. Try these steps to troubleshoot the issue: … Check the SIM card. Turn off your phone and take out the SIM tray.

How do you reset a SIM card?

How to Reset a Phone SIM CardInsert the SIM card into your cell phone’s SIM card slot. Place the back cover securely and turn on the phone.Access the “Settings” menu. A number of options should display for modification, including “Display,” “Time and date,” “Phone,” “Reset” and others.Click on the “Reset” option.

Why my SIM network is not working?

Restart Your Device: Most often, the “Mobile network not available”error can be fixed just by restarting your device. … If it’s still showing the error, then try your SIM in another phone. This will help you know if the error is with the phone or SIM card.

How do you activate a new SIM card?

Activating Phones: What You Should Know About Each Carrier….How to Activate Your Android Phone: 7 Super Simple StepsStep 1: Use an Existing Account. … Step 2: Make Sure It Is Compatible. … Step 3: Authorize Your New Device. … Step 4: Check the SIM. … Step 5: Add a Device with an App. … Step 6: Confirm with the App. … Step 7: Phone it In.

Can a bad SIM card cause no service?

Generally your SIM card doesn’t directly affect how well your cellphone can pick up a signal, but a bad SIM card might prevent you from connecting to the network at all. If you have certain SIM cards, you may not be able to connect to all the services your carrier offers.

What does it mean when a SIM card is rejected?

A SIM card in a cell phone or smart phone is a small plastic card with circuits on it. … A rejected SIM card will cause the phone to malfunction. This can occur if the card is damaged, wet, dirty or dislodged.

What do you do if your SIM card doesn’t work?

Check that the sim card have service activated. Restart your phone. Turn off your phone, remove the sim card from the phone and then place it back, turn your phone back on. If none of these work, go to your carrier and ask for a FREE replacement sim card – they will transfer your service over to the new sim card.

How can I fix my SIM card?

DIY Project Help TipsTurn off phone.Open back case.Carefully remove SIM card.Check SIM card for damage such as cracks.If damaged, go to nearest phone store and ask for new SIM.If not damaged, use rubbing alcohol and clean SIM and where it slides into.Let rubbing alcohol fully dry.Put SIM back in phone.More items…•

How can I get back my SIM card rejected?

Contact your cellular service provider for assistance in unblocking the SIM. Some service providers let you access the PUK unlock code through their support websites.

How do I know if my SIM card is bad?

If you encounter any of the issues listed below then you might have a SIM card that is not working properly anymore.Calls being interrupted, or messages delayed.Pin code requested without rebooting the phone.Sound quality decreasing.Battery life reduced.Phone getting warm.More items…

Can SIM card be damaged?

If the SIM card was misaligned, your device should now be able to read the SIM card and connect to a mobile network. The problem could also be a damaged SIM card or a malfunctioning smartphone. … Turn your smartphone off and remove the SIM card. Insert the card into the alternate smartphone.