Re: NetBSD 9.3 amd64 won't turn off display backlight

[RVP]

On Mon, 23 Jan 2023, Valery Ushakov wrote:

Does screenblank(8) work?  You can force the screen off imeediately
with

 screenblank -b

and unblank with

 screenblank -u

If you have DRMKMS enabled, then this actually works! The program is
completely new to me, so thanks Uwe!

-RVP