How to disable new tab page in Firefox
Sometimes people complain about Firefox lacking a feature that is already there, but they didn’t notice. A common one is the ability to prevent Firefox from displaying thumbnails of websites you often visit when opening a new tab.
I thought most people knew how to do it, until I saw one of the Firefox developers not know about it!
Here’s how to disable it:
Just click on the tile icon in the top-right corner of the new tab page.