Board Thread:Support Requests - Getting Technical/@comment-24531999-20150822010422/@comment-1158325-20150928045504

Sounds like there could be some intensive script slowing it down, and there are many imported on each page. It might be helpful to run a JavaScript profiler. I don't suppose the browser gives you a specific error message when it crashes? You could also send an email to Special:Contact/bug in case it's an issue on Wikia's end.