1, find the "file management" that comes with the phone. Ordinary mobile phones have them. You can see if your mobile phone has "file management".

2. Find the file management, open the file management tool, and then find the clean button below.

3. Click the "Clean" button and wait for the garbage scan to complete. The mobile phone automatically scans some application caches, junk files, installation packages, uninstall residues, etc. Cleaning them will not have any impact on our use, so you can rest assured to clean them.

4. After scanning, select the files to be cleaned, some installation packages and some application caches, and then click "Clean the selected garbage".

5. After cleaning, the following interface will appear.

6. If our memory is still very small, we can clean up the WeChat garbage again, and then we can click "WeChat is particularly clear".

7. After we clicked on "WeChat Special Cleanup", we began to scan WeChat junk, including junk files, WeChat cache and chat files.

8. Select the garbage to be cleaned after scanning, and you can select all the garbage files. Then the following WeChat cache, choose what we don't need; You can select a chat file. If there are some important files in your chat file, I suggest not to choose this one. Then click Clean up the selected garbage.