​@edouardd Here's my reply to a similar post:

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Thank you for sharing the screenshot. This helped because, as soon as I searched the forum for “Tell us about your team”, I found the anseer that has worked for other users. 

What was reported to have worked for the previous user was to delete their cookies. Here is the post:

https://community.miro.com/ask-the-community-45/entering-issue-prompted-to-tell-us-about-your-team-16346

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