How to treat cookie middle-aged and elderly resource group id?

1. Open the cookie cloud disk and enter the "group" in the lower left corner.

2. Click the "plus sign" button in the upper right corner.

3. Select "Join Group" in the pop-up list.

4. Select your favorite resource content and click "Join" to join the group. After joining, you can check the id on the home page and join the group.