Click on the Settings menu of WeChat My Page.
2 Then open the Settings page and click the General menu.
3 Then click the general page and click the setting item of WeChat storage space.
4 Then open the Exit Space page and click the Clean button behind the cache.
5 Then click the OK button in the confirmation window.
After a while, a prompt message will pop up, indicating that the cleaning is complete.
WeChat uninstall login method: first open the WeChat APP on the mobile phone, then click Me in the lower right corner, then click Enter Settings, then click Exit, choose Exit Login, and finally enter the password again to log in again.