Hello, please log in to your Tencent enterprise email, click Settings at the top left, click Personalized Signature in the routine, click Add Personalized Signature, and add a good signature, such as setting the name as enterprise signature file, setting the signature content and pictures.

Then find the account management in the "Account" tab, click Settings, select the account to use your nickname and signature, and select the signature file you set, such as the previously set enterprise signature file, to ensure that you can display your signature whether you write a letter or reply in the future.