Upgrade from Windows 8.1 to Windows 10 on my Lenovo W520
I have just done an in place upgrade on my Lenovo W520 from Windows 8.1 to Windows 10. Something I had not tried during the beta programme, sticking to running Windows 10 in VMs (mostly on Azure). I have to say the process was pretty smooth. I only hit one issue, and this was the usual NVidia Optimus problems I saw installing Windows 8 and 8.1. This is what happened...