Good man Cliff...and thanks!

RRR

It's a few months later (I hardly ever come to forums anymore) BUT the drive WILL do drive (physical) encryption, but, you need to set up Bitlocker with an EMPTY drive: full format losing everything,...

Yes, you are "missing something". If you notice the "Version", it's actually the MS Windows 10 version of the driver that was created originally in 2006.

The reason why many don't see the "Performance Op" is because that is an 840 EVO deal only., Remember the issues w/840 EVO? The firmware update, which included "Performance Op" fixed the issue...