edid-decode "/sys/class/drm/card0-eDP-1/edid": EDID (hex): 00ffffffffffff0006afed2100000000 001c010495221378036e859358589228 1e505400000001010101010101010101 010101010101143780b4703826406c30 aa0058c210000018b82480b470382640 6c30aa0058c210000018000000000000 00000000000000000000000000000002 001040ff0f3c7d0f13287d2020200020 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 04 basic params: 95 22 13 78 03 chroma info: 6e 85 93 58 58 92 28 1e 50 54 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 14 37 80 b4 70 38 26 40 6c 30 aa 00 58 c2 10 00 00 18 descriptor 2: b8 24 80 b4 70 38 26 40 6c 30 aa 00 58 c2 10 00 00 18 descriptor 3: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 4: 00 00 00 02 00 10 40 ff 0f 3c 7d 0f 13 28 7d 20 20 20 extensions: 00 checksum: 20 EDID version: 1.4 Manufacturer: AUO Model 21ed Serial Number ... Made in year 2018 Digital display 6 bits per primary color channel DisplayPort interface Maximum image size: 34 cm x 19 cm Gamma: 2.20 Supported color formats: RGB 4:4:4 First detailed timing includes the native pixel format and preferred refresh rate Display is continuous frequency Display x,y Chromaticity: Red: 0.5751, 0.3457 Green: 0.3466, 0.5722 Blue: 0.1582, 0.1171 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 141.000 MHz, 344 mm x 194 mm 1920 2028 2076 2100 hborder 0 1080 1090 1100 1118 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 67142 Hz Detailed mode: Clock 94.000 MHz, 344 mm x 194 mm 1920 2028 2076 2100 hborder 0 1080 1090 1100 1118 vborder 0 -hsync -vsync VertFreq: 40 Hz, HorFreq: 44761 Hz Manufacturer-specified data, tag 0 Manufacturer-specified data, tag 2 Checksum: 0x20 (valid) EDID block does NOT conform to EDID 1.4! Missing name descriptor Missing monitor ranges