Reset User Password

Resetting an account password will log out all sessions. Before doing this, make sure that
all sessions are connected to key backup,
all sessions have backed up all their keys. See Check Status, and
the correct key backup passphrase is available.
Click 
Your Account and 
Manage Servers or click this link https://ems.element.io/user/hosting.
Click 
Server Admin, select your host, then 
Users
Click the user you want to manage
Click 
Reset password, enter a new password and click 
Go