Maintenance method of Lenovo s820e screen local fault

If the touch screen fails, it is recommended to clean the screen first, and please avoid stains such as sweat stains on your hands. If the phone has been covered with film, you can try to remove the film first. It is recommended to observe whether it only appears under individual programs. If there is, it may be a software anomaly or compatibility problem. You can uninstall and reinstall or replace other types of software. You can also close applications running in the background, or use third-party software to clean up the memory. If the above operation fails, it is recommended to back up the fuselage data and try to restore the factory setting operation. (Before resuming operation, you need to back up some important documents and files stored in the fuselage, such as SMS, address book, photos, software, etc. , so as not to cause unnecessary losses. ). If the problem still exists, it is recommended to take the time to contact the nearest Lenovo site for further testing.

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