If you’ve ever been in a situation where critical VirtIO drivers were removed from a Windows OS, you can run through the following steps to restore the drivers.
- Mount the VirtIO ISO to the Windows VM
- Boot Windows into Recovery Mode
- Open Command Prompt for Troubleshooting
- Run the following command:
wmic logicaldisk get caption
* this will show you the mounted drives - Navigate to the CD ROM drive that has the VirtIO drivers
* (e.g., D:\Windows Server 2025\x64) - Run the following commands:
drvload vioscsi.inf
*verify that you can see all the disks
dism /image:[OS Drive Letter]:\ /add-driver /driver:vioscsi.inf - Reboot the VM
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