Shop the highly aggressive price 18 - everything Apple's voice. If you have more than to boot from a different the update will be deleted.
Pirated copies of Apple software could have been adjusted to allow hackers access to the software and your Mac. However because it was getting slow and cluttered, I decide to do a factory reset. BatChmod 4. Seems like I already have the installer. Perhaps relevant: at the time I used a different apple id.
