When you are ready to login to the new KOT-Live2 server, it would be advisable to uninstall and reinstall MetaTrader using this download link HERE for Windows.
If you need to reset your password, please use the following steps:
Click on "My Accounts" and select "View" on the Account which you wish to have the password reset.
Click on "Actions".
Click on "Change password" then "Copy password" and paste the password somewhere safe.
You will receive a notification on the top of the page confirming the password has been reset.
Please note: If you navigate away from the action screen before copying the password, you will need to go through the process again.
You would need to then go and take the new password and change this on your MetaTrader application - either desktop or mobile application.