What should I do if the signal is not good after the screen change of Lenovo S920 mobile phone?

Dear Lenovo users, hello!

Hello, it is recommended that you follow the steps below to troubleshoot your phone:

Try the other options in System Settings - Wireless & Networks - Mobile Networks - Access Points, if that doesn't solve the problem, it is recommended that you back up your personal data and do a factory reset.

If the above methods do not solve the problem, it is recommended that you send it to the service station for inspection and repair.

Hello. It's a pity! If the signal is not good after changing the screen of your mobile phone, it is recommended that you plug and restart the SIM card and try to change the card in a different network environment. Try to restore the backup data to factory settings of your phone. If it is invalid, you can contact Lenovo mobile phone after-sales testing.

Officially authorized repair site inquiry.

You are welcome to contact us or visit Lenovo at any time

Consult to find out.

Dear Lenovo users, hello!

Dear Lenovo users, hello!

Sorry for the inconvenience, you can remove the expansion card of the phone and reinstall the battery to see if it is normal, it is still this situation, it is recommended to contact the service station for further testing, in order to ensure your interests.

We apologize for the inconvenience.

1.It is recommended that you wipe and clean the screen first, and avoid stains such as sweat on your hands to eliminate external interference.

2.Please confirm whether it appears in the interface of individual third-party software, if so, it may be caused by software abnormality or compatibility, and it is recommended that you uninstall and reinstall or replace other types of software.

3.If the above operations do not work, please back up the fuselage data and try to restore the factory settings.

4.It is also possible that the screen is not assembled when it is replaced, resulting in an insensitive phenomenon on the screen, it is recommended that you can go to the Lenovo after-sales maintenance site to re-test and install, please understand.

You can access:

Find the nearest site. The business hours of the Weiyou Huxiu site are usually from Monday to Sunday 9:00-18:00, except holidays, the local sites will be slightly adjusted according to their own operating conditions.

There is a problem with the built-in antenna, it is recommended to fix it.

Gently wipe the phone card with an eraser or a clean cloth and try again to see if there is a signal.

Dear Lenovo mobile phone users, hello!

5.The latest system version of Lenovo S920 is Viberom, you can check it in System Settings - All Settings - About Phone - Version Information. Generally, the latest version will be optimized for the previous version, if the device is not currently the latest version mentioned above, it is recommended that you upgrade and observe.

It is not normal to use a mobile card to clean up, if it is Unicom, it is related to the card, and the signal coverage of Unicom is not perfect in some places.