If you have a Windows-powered PC, you might want to check what operating system it is running. There are only 7 days to go until Microsoft ends all free support for its popular Windows 10 platform , and anyone still using it after October 14 could find their devices are at serious risk of bugs and cyber attacks. Microsoft has been warning users for a while that they need to upgrade to Windows 11 or consider signing up for Extended Security Updates - which will keep Windows 10 PCs safe for the