Stop firefox from updating
It is strongly recommended that you do not turn off add-on update checking, as you may miss critical security updates to your installed add-ons.
If you only wish to prevent add-on updates from being automatically installed, you may turn that functionality off from within the Add-ons Manager.
Check the box marked "Warn me when websites try to redirect or reload the page." Pages will now not automatically update and instead will ask you to click an on-screen prompt when you are ready for an update.
Click on the extension icon (a white circular arrow in a red hexagon) at the top of the screen when you want to stop a page automatically refreshing.
Examples include pages that have live reports on sports events or election results.
Developers have removed the appropriate option from the browser's settings. RECOMMENDED: Click here to fix Windows errors and optimize system performance Firefox 63 represents the branch built with the new Quantum engine.
It comes with a refined user interface, codenamed "Photon".
Each of these checks contains the same information that every web request does: your IP address, browser version, operating system, locale, etc.