Browser Does Not Save Tab Android Firefox Night 12.08.20

Browser Does_Not_Save (cache drive) Tab when Lock Smartphone or exit the application, tab will have to be loaded from the site,again and or/and permanent Internet access.
WebKit-Browser knows how to use the background in the future…

I know that was* WebKit and there are some extensions such as Tab Suspender [Firefox] and The Great Suspender [Chrome]