Why can't glory 6 mobile phone SMS favorites collect SMS?

First, install and open the WeChat phone book;

After opening the default program for the first time, you can call the WeChat phone book by clicking SMS and dialing later.

Check the corresponding SMS with WeChat phone book;

If the corresponding message is valuable, you want to keep it;

Press and hold the message for a while to pop up the menu;

Click "Collection";

The collected short messages will be encrypted and backed up, and can also be viewed after successfully logging in with the same account on other mobile phones.

Click "I know";

Successfully collected short messages,

Press and hold the message for a while again, and click "Cancel Collection" to cancel the collection of the corresponding message.