It's a small price to pay to make sure the network stays safe. How many old machines do you have sitting around that should be upgraded to Windows 10?Updating drivers in Windows 7 isn't something you do on a regular basis but you might find yourself needing to do so for any of several different reasons.While I'm not now using those machines, there's always the chance I'll want to put one back in service.For example, some low-end 3D printers and CNC machines require a PC to drive them.While you're probably safe, I have seen how polluted with malware Windows XP can get, so I'm actually going to both keep my remaining XP machines off the network until I've upgraded to at least Windows 7.I'm even going to power down my router in case any of the machines tries to tap into the network via Wi Fi.Read More Here's the next question: how many of them have you upgraded to Windows 10? If you're like me, you haven't upgraded any of them and you're not even sure what version of Windows those old machines are running.I know I have a pile of XP machines, one Vista machine, and a whole bunch of either Windows 7 or Windows 8 machines, not counting all my VMs (which are mostly Windows 7).
Windows 7 will not automatically upgrade from XP, which means that you have to uninstall Windows XP before you can install Windows 7. Moving to Windows 7 from Windows XP is a one-way street — you can’t return to your old version of Windows.I'll simply upgrade each machine to Windows 7 or Windows 8 (for those that need upgrading) and then run the Windows 10 upgrader.Finally, I would advise you not to connect your XP machines to your network.In regards to troubleshooting issues with product activation, this adds a bit of complication since PCs that qualify for the upgrade, in particular, retail licenses, will use a default product key used by Windows 10 Home and Pro.One improvement introduced with the November Update is the ability to use your Retail or OEM product key to activate Windows 10.