Change screen orientation from Landscape to portarait

[SPerez]

Hi, i have a vm with windows 7 installed and I wanted to change the screen orientation to portrait, but when i go to screen resolutions options I don't have the screen orientation one

 

[MarkusF]

Hello,

do you have the Windows VirtIO Drivers and virtio-win-guest-tools installed?

Then this setting should be available.

Also with SPICE you could then just resize the Window to your preferred Orientation and Resolution.

https://pve.proxmox.com/wiki/Windows_VirtIO_Drivers