WeChat Work cannot send emails (mobile version)

1.Check if WeChat Work is updated to the latest version in Settings > About.
          
2.Tap the plus sign "+" in the upper right corner of the email page, then tap Settings.
3.Tap the Account, then tap Delete Account.
    
4. Wait for the email page to return to normal, then enter your account and password to proceed.
5. Enter the password again.
6. You can send emails after logging in again.