Please follow the procedures below :
1. Please verify the registered email account and ensure it is correct.
2. Please check your inbox spam folder to search for the email from Matrix.
3. Whitelist Matrix's email in your email server. Please add the following account to your whitelist:
send@dm-matrix.matrix.co
4. Ensure that the email client works normally.
5. If you have not received the email, please submit the ticket.