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After update today which was many related to linux-firmware were updated, my external monitor connected via HTMD-A-1 is not working any more.
I use Arch + Hyprland. The hyprctl sees the monitor and at tag 2, but the monitor go black screen.
~]$ hyprctl monitors
Monitor eDP-1 (ID 0):
1920x1080@60.00000 at 0x0
description: BOE 0x0C20
make: BOE
model: 0x0C20
serial:
active workspace: 3 (3)
special workspace: 0 ()
reserved: 0 18 0 0
scale: 1.00
transform: 0
focused: yes
dpmsStatus: 1
vrr: false
solitary: 0
activelyTearing: false
directScanoutTo: 0
disabled: false
currentFormat: XRGB8888
mirrorOf: none
availableModes: 1920x1080@60.00Hz 1920x1080@48.00Hz
Monitor HDMI-A-1 (ID 1):
1920x1080@60.00000 at 1920x0
description: ViewSonic Corporation VA2419 Series UW4180220414
make: ViewSonic Corporation
model: VA2419 Series
serial: UW4180220414
active workspace: 2 (2)
special workspace: 0 ()
reserved: 0 18 0 0
scale: 1.00
transform: 0
focused: no
dpmsStatus: 1
vrr: false
solitary: 0
activelyTearing: false
directScanoutTo: 0
disabled: false
currentFormat: XRGB8888
mirrorOf: none
...Am I missing to install a firmware?
Last edited by duyinthee (2025-08-15 03:45:27)
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Sorry, It was switch-off the monitor. ![]()
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