Get Windows 11 Pro for only £15.64 for a limited time

TL;DR: As of Aug. 6, you can get Windows 11 Pro for only £15.64 — that's a savings of 89%, but only for a limited time.

Upgrading your operating system is a great way to give an older device some of the functionality of a newer machine. Buying a whole new computer is a pretty big investment, but upgrading the OS could add new security features and functionality, and even expand the games you can play. 

Still, upgrading the OS usually isn't cheap, but for a few more days, you can get...