Windows 81 Qcow2 Install ~repack~

If you used if=virtio for the disk, Windows won't see your QCOW2 drive initially. Click "Load Driver" and browse the VirtIO CD-ROM (usually under viostor\w8.1\amd64 ) to find the disk driver.

| Problem | Solution | |---------|----------| | Windows setup cannot see QCOW2 disk | Load viostor driver from VirtIO ISO during install. | | Blue screen INACCESSIBLE_BOOT_DEVICE after install | Boot from Windows recovery → command line: sc config viostor start= boot . Or reinstall with correct driver loaded before first boot. | | Slow disk I/O despite VirtIO | Ensure cache=none or writeback on QEMU command line. On Proxmox, set and Discard option. | | Network driver missing | Install netkvm from VirtIO ISO → Device Manager → update driver for Ethernet Controller. | | QCOW2 snapshot causes BSOD | Windows 8.1 doesn’t always handle live snapshots well. Use qemu-ga and quiesce before snapshot. | | Windows 8.1 won't boot after qemu-img resize | Extend partition using Disk Management inside the VM (after resizing QCOW2). | windows 81 qcow2 install

Note that a product key is usually required during the install process. 5. Finalizing with VirtIO If you used if=virtio for the disk, Windows