TheGem Blocks Plugin installetion problem

​I have in Wordpress notification to
install: Meet TheGem Blocks Plugin (free)​
But when I press “install” nothing heppend and the plagin not installed. Please halp.
My support is end. Maybe someone could help what to do.
Thanks.
Screenshot 2020-10-13 085020

Hi,

Please contact your purchased theme author, theme author will assist you.

How to contact an author to get support or for any technical query:

Thanks

Hi, we have got your mail and will check it asap.