How To Hack Someone’s YouTube Account?

Trying to figure out how to hack someone’s YouTube account? Among some murky ways, there’s the surest one, which is to use spyware’s Keylogger feature.
When being installed on the target device, it reads every single keystroke on it, including emails credentials.

That way, a user gets the Gmail login and password and access to its YouTube account respectively. The apps which might be helpful for this purpose are mSpy, Devicetrackerplus, Mobicip, MobileSpy, Copy9.