Wechat sns folder is a folder used to store pictures or related data cache saved during the use of WeChat. We can clean up the cached data generated during the use of WeChat on time to maintain the fluency of the mobile phone.

The specific operation steps for cleaning the WeChat cache data are as follows:

1. First, we open the WeChat application on the mobile phone, and then click the "Settings" option at the bottom of this page.

2. Then click the "General" option at the bottom of this page.

3. Then click the "storage space" column on this page.

4. Then we can see the button "Clean up the WeChat cache" on this page, then we can click this button, and then we can clean up the useless data in our sns folder.