Error: Are you sure you want to do this? Please try again.
Sometimes, when installing the theme from WordPress dashboard, the following error occurs:
This is one of the most unhelpful error because it doesn't say anything and there can be a lot of factors that lead to this. However, in most of the cases, this error is fixed by uploading the theme using FTP instead of WordPress dashboard.
Here's a full tutorial on how to install the theme via FTP: https://socanny.ticksy.com/article/11332