The system will automatically filter out useless files. Go to Settings > (about mobile phone/other settings) > Storage space > Cleaning > Safe Cleaning will automatically clean up the garbage that can be safely cleaned for you, including cache garbage, installation package, advertising garbage, uninstall residue, etc. , simple and fast.

2. Application data specialization

ColorOS 1 1 and above system versions: For common applications (such as WeChat and QQ), the corresponding cleaning function is also set, and you can click on the specific application to clean it more carefully and quickly.

(1) WeChat to Anqing

Go to settings > (about mobile phone/other settings) > storage space > cleaning > WeChat cleaning, and you can choose to clean up the cached garbage, chat pictures, chat videos, favorite expressions, voices, received files, etc. In wechat.

(2)QQ specialization

Go to settings > (about mobile phone/other settings) > storage space > cleaning > QQ special cleaning, and you can choose to clean up the garbage, pictures, expressions, videos, voices and files cached in QQ.

3, other applications clean

Go to settings > (about mobile phone/other settings) > storage space > cleaning > application uninstallation/application slimming/application data, click the corresponding application name and select the specified cleaning item.

4, classification file cleaning

Go to settings > (about mobile phone/other settings) > storage space > cleaning, and you can select photo cleaning, video cleaning, audio cleaning, document cleaning and other classified files.

This answer applies to all OPPO models.