That can be due to an unsupported format. Please try with a different image. It's working. 

For the suggestion, we'll put up the format and size indication there. 

I was trying to replace the thumbnail with the image above in this post.

I can click "change" and select the file and click ok.  But it doesn't change.

Wumbo

For the title, we can only edit till the first 15 minutes after market creation. 

Team_Predyx

Edit for thumbnail and description is working.

Can you please elaborate what 'Values' you're trying to save and where?

Stacker_Sports

Predyx - Auburn (22) vs Oklahoma (11) - September 20th 2025

Thanks. 

Edit for thumbnail and description is working. 
Can you please elaborate what 'Values' you're trying to save and where? 

