[...]FWIW I'm using Virtual Machine Manager, QEMU/KVM for Linux guests, but VirtualBox for Windows guests. Since IIRC around a year ago my Windows 7 (64-bit) guest doesn't work anymore. I tried to restore it from a
My 64bit win7, installed around 2015 still works under VirtualBox. I've never had any problems with it besides occasional multi-monitor setup issues.I don't no if this is on-topic, I just want to mention that Windows 7 is also broken on my Arch Linux VirtualBox host.