First, open the QQ client with your mobile phone, enter your QQ number and password, and log in.
Second, click on your QQ avatar in the upper left corner.
Third, click on the QQ avatar in the upper left corner of the new territory.
Fourth, after entering, your signature will be displayed under the avatar, which can be modified by occupying an area.
Fifth, write whatever you like.
Sixth, if you want to add a red heart, you need to click the emoticon at the bottom to find the emoticon column emoticon package, select the heart-shaped item at the bottom, click it, you can see hearts of different colors and choose your favorite red envelope.
Seventh, after selecting the red heart, you have to click Save and Publish at the bottom to really modify it successfully.