Wrong mail

[Freezer]

I put the wrong mail on my account maniaplanet and i cant change of course.
Can someone help?

[TMarc]

Ubisoft can help https://support.ubisoft.com
As written already many times in the forum for similar issues

[Freezer]

I have steam account working the same way by ubisoft?

[TMarc]

Yes. Steam is only the platform to purchase and install the games.
But the Trackmania accounts (also Maniaplanet, so Shootmania as well) are at Ubisoft servers.