When the mobile phone is used for a long time, especially when using WeChat and playing games, a large number of caches will be generated, and some caches cannot disappear automatically. After a long time, it will form a lot of garbage; Too much software installation will also take up a lot of memory, resulting in insufficient memory RAM of mobile phones. When the memory of the mobile phone is insufficient, the only solution is to clean it up:

(1) Call up the folder where the media is stored, and send photos and videos to the computer;

(2) If you have seen a file with no preservation value, delete it if you want;

(3) clear the memory. Download Tencent Mobile Manager to clean up system cache and garbage. Better release memory space and speed up the phone. Further clean up the cache, system, and uninstall the residue.