Lost all my Boards

@Mahmoud Tamaa - What plan did you upgrade to? If you have a paid Miro subscription, you can open a Miro support ticket by following these instructions:

https://help.miro.com/hc/en-us/articles/360020185799-How-to-contact-Miro-Support#h_01F010RXA0E1S9C0WFQYX75R6C

If you are a member of more than one team, perhaps you are currently on a different team’s dashboard, e.g.:

Dashboard Filter

I would also check your dashboard filter, in case you are filtered to look at other user’s boards and not your own:

Thanks for the answer, the teams on the left side weren't shown before just one was appired but are now all back. I didn't know why were shown now but I think because I upgraded my account.