Why does MT5 show "Invalid Account"?

This can happen when: The wrong server was selected The login number was entered incorrectly The wrong password was used The investor password was used…

Why does MT5 show "Invalid Account"?

This can happen when:

The wrong server was selected
The login number was entered incorrectly
The wrong password was used
The investor password was used instead of the trading password
An extra space was copied with the password
The account is no longer active
The account has been replaced or reissued
The account has not finished being created

Use the credentials from the most recent email associated with that account.