MAG273R Support

[MajorCadence]

My monitor shows up as "Microstep MSI MAG273R" in KDE Display Settings

lsusb

Bus 001 Device 015: ID 1462:3fa4 Micro Star International MSI Gaming Controller

inxi -G -xxx

Monitor-1: DP-1 model: MSI MAG273R serial: CB6H010150972 res:
    mode: 1920x1080 hz: 144 scale: 100% (1) dpi: 81
    size: 599x335mm (23.58x13.19") diag: 685mm (27") modes: max: 1920x1080
    min: 640x480

Here is the output of sudo msigd --info --debug --query

DEBUG: Initializing HID lib
DEBUG: Found <MSI Gaming Controller> with serial <A02018011700>
Unexpected id combination <00U><V38>
Detected an unknown monitor. Please report the output of
'msigd --info --debug --query' as an issue and also provide
the ID (MAG...) of your monitor. Thank you!
Vendor Id:      0x1462
Product Id:     0x3fa4
Product:        MSI Gaming Controller
Serial:         A02018011700
Monitor Series: Unknown Series
LED support:    None
s140:           <00U>
s150:           <V38>
DEBUG: Special 01 b0: 01 5a 23 03 00 00 00 00 00 00 00 00 00 00 00 00
DEBUG: Special 01 b4: 01 5a 51 00 2b b0 00 00 00 00 00 00 00 00 00 00
DEBUG: Error 0 reading from HID device
DEBUG: Error receiving 01 d0 62 30 30 31 30 30 30 30 30 0d: 0
macro_key : '000'
serial : 'CB6H010150972'
frequency : '144'
response_time : '001'
eye_saver : '000'
image_enhancement : '000'
brightness : '070'
contrast : '070'
sharpness : '000'
color_rgb : '0x94948c'
osd_transparency : '000'
osd_timeout : '020'

Back when I was on Windows, I used this monitor with MSI Gaming OSD and Dragon Center to control the RGB. It has Mystic Light support.