Wechat home page talks about how to set it up.

If the range is set, the method is as follows.

1. Log in to your WeChat account and enter the main page of WeChat.

2. See a "I" button at the bottom of the main page of WeChat to enter the personal page, and click the "Settings" button.

3. There is a Privacy button on the Settings page. Click the operation to enter the next step.

4. On the Privacy page here, we can set our privacy. Seeing that the "Allow Friends to View Friends Circle" button on this page shows "All" means that all the words on our WeChat can be seen by friends.

5. Click "Allow friends to view friends circle" on the "Privacy" page, which can be set to "Last three days, last six months, all". If you don't want to be informed, others can click the "Last Three Days" button to set it.

6. After setting, you can see that "All" corresponding to "Allow friends to view friends circle" has been changed to "Last three days", and the setting is successful.

7. When you enter a circle of friends to talk about this matter, you can display "The following content is invisible to friends.