Hi
Such things should be changed from the server side. Contact your hosting provider and ask for help – https://xstore.helpscoutdocs.com/article/60-xstore-theme-requirements
Contact your hosting provider and request the limits be increased to the following minimums – https://prnt.sc/yniy9s
Once the Memory limit and Max execution time will be increased from the server side, click on Check again here – https://prnt.sc/ynj3t3