Tools/materials: a Xiaomi mobile phone.
1, first open the "file management" function on Xiaomi's mobile phone;
2. Delete the installed installation package. The installed installation package is useless. If you need to reinstall, you can download it again.
3. Deleting unnecessary photos and pictures generally takes up a lot of memory;
4. Unwanted software can be cleaned and uninstalled to avoid occupying space;
Precautions:
1. When cleaning photos or other materials, please distinguish them as much as possible to avoid accidental deletion;
2. Because Xiaomi mobile phone supports expansion cards, memory space can be increased after purchasing expansion cards.