Ctrl+Tab previews enabled by default in Firefox 63

Mozilla enables Ctrl+Tab Previews in Firefox by default for new profiles

Ctrl+Tab previews enabled by default in Firefox 63

Starting Firefox 63, if you’ve a clean or new profile, pressing Ctrl+Tab displays preview of all open tabs by default. Like Windows, which shows thumbnail previews of open applications when you press Alt+Tab, Mozilla has introduced a preference browser.ctrlTab.previews in about:config in Firefox 4, which when enabled shows thumbnail preview of tabs at center of browser …

Firefox 63 without never check for updates option

Firefox 63: Mozilla removes ‘Never check for updates’ option

Firefox 63 without never check for updates option

Starting Firefox 63, you can no longer disable automatic updates in Firefox browser, the ‘Never check for updates’ option has been removed by Mozilla from the about:preferences. Firefox browser by default has set to automatically install updates, but most of the times, users when they know a new Firefox version is available, they manually check …