fbset

configure framebuffer device settings

TLDR

Show current framebuffer settings

$ sudo fbset [-i|--info]

Set a framebuffer mode from fb.modes

$ sudo fbset "[800]x[600]-[60]"

Set arbitrary framebuffer mode

$ sudo fbset [-g|--geometry] [TTY_horizontal] [TTY_vertical] [monitor_horizontal] [monitor_vertical] [color_depth]

fbset shows and modifies Linux framebuffer device settings. It can change resolution, color depth, timing, and other display parameters.Used for configuring console display on systems using framebuffer.

PARAMETERS

-i, --info

Show framebuffer information

-g, --geometry params

Set geometry (xres, yres, vxres, vyres, depth)

-t, --timings params

Set display timings

-fb device

Use specified framebuffer device

CONFIGURATION

/etc/fb.modes

Defines predefined video modes with resolution, timing, and color depth settings.

INSTALL

sudo apt install fbset

sudo pacman -S fbset

nix profile install nixpkgs#fbset

CAVEATS

Requires framebuffer support in kernel. May require root privileges. Incorrect settings can cause display issues.