Restore old Facebook design - is that possible?

Until recently, you could use a trick to restore an old Facebook theme. Unfortunately, this no longer works in the meantime.

Old Facebook design no longer available

• Up until a few months ago, the old Facebook design could still be restored with a trick. If you fake Facebook with a very old browser, the old design has been reactivated.
• In the meantime, Facebook has also installed the new design for very old browsers. So there is unfortunately no way to continue using the old design.
• With our 9 secret Facebook tricks, you cannot repeat the old design, but you can use it to uncover other hidden functions.