Evaluating ProxMox and failing on UEFI

ilian_nilsson

New Member
Feb 19, 2026
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Hi,

I'm trying to get ProxMox onto a laptop to evaluate it.

Every installation attempt fails on UEFI.

I can't fall back onto BIOS because the computer does not have it.

Error: proxmox bootloader setup errors failed to prepare efi boot using grub on /dev/nvme0n1p1 unable to install the EFI boot loader dpkg-divert warning please specify "--no-rename explicitly.

Well there sounds to be a solution but I'm not smart enough to utilize it.

I'ts an ASUS ZenBook NAN0CV05K957426, UEFI Ver: UX5401ZA.304

Any toughts?
 
 
I tried to install Debian and it got further but I have to say that both proxmox and debian installation has a lot to improve.

Text is tiny on high resolution screens.

Error messages are funky for non-linux experts.

So I'm just gonna stay in the Microsoft World
 
The Debian installation worked somewhat better, but still TINY, TINY text and bootloader problems.

TINY, TINY text is a display resolution problem that runs through linux distros, needs to be fixed.

That my ASUS ZenBook can't handle a grub bootloader, that might be on ASUS.
 
I have installed multiple Microsoft Hyper-V solutions via a shell (PowerShell) and the text always adapts to the resolution so you can see what you type and the error messages one gets.