If you get an alert that says Invalid SIM or No SIM Card installed, follow these steps. Make sure that you have an active plan with your wireless carrier. Update your iPhone or iPad to the latest version of iOS. … Remove your SIM card from the SIM card tray and then put the SIM card back.
Why is my phone saying there is no SIM card?
Some possible causes could be that you didn’t insert the SIM card correctly or your Android device is experiencing a software issue. Whatever the reason, a solution needs to be found quickly when your phone says: “No SIM card detected.”
Why is my Samsung not reading my SIM card?
Loose SIM card slot will caused the card losing the connection with the reader of the device. Solution: You can try to apply some pressure to the slot check again if the slot hold the SIM properly. 3. Dust over the slot and SIM card reader making the slot incapable of reading the card properly.
How can I fix my SIM card?
How to Repair a SIM Card
- Buy a SIM card reader that will suit your needs. …
- Connect your SIM card reader to your computer and follow any installation instructions. …
- Insert your SIM card into your SIM card reader. …
- Open your SIM card reader program on your computer and go through the steps you’d like to take for repair.
How do you unlock a SIM card?
How to Unlock a Locked SIM Card Manually
- Contact 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.”
How do you fix an iPhone that has no SIM card?
If you see ‘invalid SIM’ or ‘no SIM’ on your iPhone or iPad
- Make sure that you have an active plan with your wireless carrier.
- Update your iPhone or iPad to the latest version of iOS.
- Restart your iPhone or iPad.
- Check for a carrier settings update. …
- Remove your SIM card from the SIM card tray and then put the SIM card back. …
- Try using another SIM card.
24 янв. 2020 г.
Why is my sim not working?
Your SIM card or device may be configured for your previous network and will need to be reconfigured. … Clean the gold connectors on the SIM with a clean lint-free cloth. Replace the battery and turn your phone on without the SIM. Turn your phone off, replace the SIM and restart the phone.
Why is my SIM card locked?
The SIM card on your mobile phone will become locked if you enter an incorrect personal identification number (PIN) three times. To unlock it you must reset your PIN by entering your SIM card’s unique unlock key (also called a PIN unblocking key or PUK).
How do you reset a SIM card?
Resetting SIM card through the phone’s settings
Insert the SIM card into your cell phone’s SIM card slot and place the back cover securely. Then, turn on the phone. Step 2. Go to the “Settings” menu and choose “Reset” from the list of options that are displayed.
Why is my phone says mobile network unavailable?
This problem is caused by your SIM card not placed properly, hence, the mobile not available on network error may also occur. To fix this issue navigate to: … Mobile network settings. While you are in mobile settings, you have to hold the power button and the home buttons together until your device turns off.
Where is the SIM card on this phone?
On Android phones, you can usually find the SIM card slot in one of two places: under (or around) the battery or in a dedicated tray along the side of the phone.
How do you know if your SIM card is damaged?
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.
How long does a SIM card last?
Most of them offer prepaid credit that can be kept for as long as a local SIM card remains active, i.e. 10 days, 2 weeks or 1 month after the last top-up or active use.
How does a sim get damaged?
The shock of impact, such as when you drop your phone, can cause your SIM card to move in its slot and prevent your device from reading the embedded chip. … If the second phone is also unable to read the card, your SIM card is to blame for your issues — either because it is dirty or damaged.