when I boot up the the brightness doesn’t work and the screen is dim. dmesg
output reveals these errors/bugs .
0.220570] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[ 0.229652] ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.28**.EC0], AE_NOT_FOUND (20220331/dswload2-162)
[ 0.229656] ACPI Error: AE_NOT_FOUND, During name lookup/catalog (20220331/psobject-220)
[ 0.229658] ACPI: Skipping parse of AML opcode: OpcodeName unavailable (0x0010)
[ 0.229697] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.GPP3.WLAN._PRR], AE_ALREADY_EXISTS (20220331/dswload2-326)
[ 0.229699] ACPI Error: AE_ALREADY_EXISTS, During name lookup/catalog (20220331/psobject-220)