I’m mostly doing this post for me 🙂 Seems like when I need this handy little tidbit, I can never find it…
When you have a web part that is either keeping you from getting to the page,
or you are unable to edit the web part properties (usually because of branding,
etc.), the easy way to get to the web part maintenance page is to add the
following after the page’s URL:
This will get you a menu like this:
You can then either close or delete the web part and then get to your page.