Huawei mate9 always prompts that there is not enough memory to install software. What should I do?

The internal storage space of the mobile phone is insufficient, and the treatment method is as follows:

1. Move the large file to the Micro SD card for saving;

For mobile phones that support external Micro SD card, if a Micro SD card is inserted, it is recommended to store pictures, music, videos, etc. It's in the phone.

The file was moved to Micro SD card.

2. Import uncommon files into the computer for backup;

3. Clean up the storage space;

Downloading too many applications will lead to insufficient memory. It is recommended that you uninstall infrequently used applications to free up memory.

B. You can use the cleaning function in Phone Manager or File Management to clean up junk files:

C. document management >; Clean files > check the data to be cleaned > one-click cleaning.

D. mobile phone housekeeper > space cleaning (or cleaning acceleration) > view the data to be cleaned > one-click cleaning.

4. After long-term use, WeChat, QQ and other applications will produce a lot of cached data (pictures, videos, etc.). ) occupies storage space;

It is recommended that you selectively clean up the application storage space of WeChat and QQ. Cleaning scheme:

For example, on WeChat, go to Me > Settings > General > Clear the storage space of WeChat, select the chat records, videos and pictures that are no longer needed, and click Delete;

For example, QQ, enter QQ, slide the screen to the right, and click Settings > Space Cleaning to selectively clean up.

5. If the memory is still insufficient after trying the above methods, it is recommended to restore the factory settings of the mobile phone after backing up important data (checking "Format internal storage space" can clean it up more thoroughly, but please back up important data to external storage such as computer, SD card or cloud first).