This is the one I used. I had used it in Windows 8.1 and I can't recall if I had to reinstall it after the Windows 10 upgrade.

Take Ownership - Add to Context Menu in Windows 8

Should I reset...

This didn't work for me. Sometime after upgrading to the Windows 10 Anniversary update I noticed Run as Administrator was missing from the right-click context menu. (I've also installed the Take...

This worked for me.
Solved: 'System and Compressed Memory Service' process High CPU Usage
After upgrading to Windows 10 on July 29, 2016 (ok, I'm a procrastinator, alright?) I noticed a process...

I agree but I went through and made sure I had all the latest drivers. Even did a BIOS update.

It may not be Cortana itself but it is Cortana-related. Killing that 'speech runtime executable'...

Solved: 'System and Compressed Memory Service process' High CPU Usage

After upgrading to Windows 10 on July 29, 2016 (ok, I'm a procrastinator, alright?) I noticed a process called 'system and...