Newer updates are increasingly resource-heavy. Older APKs can help Facebook run more smoothly on smartphones with limited RAM or older operating systems.
You can uninstall the current Facebook app and sideload an APK version from (circa 2011-2014). Websites like APKMirror host these files. facebook in old version
Today, while the "Classic" design is largely inaccessible to regular users, some still attempt to find workarounds to revert the layout or use older app versions via APK sources for specific functionality. Newer updates are increasingly resource-heavy
The most defining characteristic of old Facebook—and the one missed most by early adopters—was the . facebook in old version