Green screen after update

After updating, one monitor displays only green, the other only yellow, see screenshot. The login screen was normal, but the desktop and all applications are affected.

I’d love to know if anyone has any advice about how to get R and B to join G.!

[edit]
Had to look at my screenshot on another computer to notice the screenshot came out fine - everything is green on my Manjaro machine!

$ inxi --admin --verbosity=7 --filter --width
System:
  Kernel: 5.10.79-1-MANJARO x86_64 bits: 64 compiler: gcc v: 11.1.0
  parameters: BOOT_IMAGE=/boot/vmlinuz-5.10-x86_64
  root=UUID=81e70821-c5a8-4c93-aa6a-77e05f91155d rw quiet splash apparmor=1
  security=apparmor udev.log_priority=3
  Desktop: GNOME 41.1 tk: GTK 3.24.30 wm: gnome-shell dm: GDM 41.0
  Distro: Manjaro Linux base: Arch Linux
Machine:
  Type: Desktop System: PC Specailist product: Tornado R5 v: N/A
  serial: <filter>
  Mobo: ASUSTeK model: PRIME B450-PLUS v: Rev X.0x serial: <filter>
  UEFI: American Megatrends v: 1820 date: 09/12/2019
Battery:
  Message: No system battery data found. Is one present?
Memory:
  RAM: total: 23.48 GiB used: 2.04 GiB (8.7%)
  RAM Report: permissions: Unable to run dmidecode. Root privileges required.
CPU:
  Info: 6-Core model: AMD Ryzen 5 3600 bits: 64 type: MT MCP arch: Zen 2
  family: 17 (23) model-id: 71 (113) stepping: 0 microcode: 8701013 cache:
  L2: 3 MiB bogomips: 86268
  Speed: 2524 MHz min/max: 2200/3600 MHz boost: enabled Core speeds (MHz):
  1: 2524 2: 1944 3: 2191 4: 2191 5: 2129 6: 2196 7: 2196 8: 2197 9: 2414
  10: 2022 11: 1893 12: 2195
  Flags: 3dnowprefetch abm adx aes aperfmperf apic arat avic avx avx2 bmi1
  bmi2 bpext cat_l3 cdp_l3 clflush clflushopt clwb clzero cmov cmp_legacy
  constant_tsc cpb cpuid cqm cqm_llc cqm_mbm_local cqm_mbm_total cqm_occup_llc
  cr8_legacy cx16 cx8 de decodeassists extapic extd_apicid f16c flushbyasid
  fma fpu fsgsbase fxsr fxsr_opt ht hw_pstate ibpb ibs irperf lahf_lm lbrv lm
  mba mca mce misalignsse mmx mmxext monitor movbe msr mtrr mwaitx nonstop_tsc
  nopl npt nrip_save nx osvw overflow_recov pae pat pausefilter pclmulqdq
  pdpe1gb perfctr_core perfctr_llc perfctr_nb pfthreshold pge pni popcnt pse
  pse36 rdpid rdpru rdrand rdseed rdt_a rdtscp rep_good sep sev sev_es sha_ni
  skinit smap smca sme smep ssbd sse sse2 sse4_1 sse4_2 sse4a ssse3 stibp
  succor svm svm_lock syscall tce topoext tsc tsc_scale umip v_vmsave_vmload
  vgif vmcb_clean vme vmmcall wbnoinvd wdt xgetbv1 xsave xsavec xsaveerptr
  xsaveopt xsaves
  Vulnerabilities: Type: itlb_multihit status: Not affected
  Type: l1tf status: Not affected
  Type: mds status: Not affected
  Type: meltdown status: Not affected
  Type: spec_store_bypass
  mitigation: Speculative Store Bypass disabled via prctl and seccomp
  Type: spectre_v1
  mitigation: usercopy/swapgs barriers and __user pointer sanitization
  Type: spectre_v2 mitigation: Full AMD retpoline, IBPB: conditional, STIBP:
  always-on, RSB filling
  Type: srbds status: Not affected
  Type: tsx_async_abort status: Not affected
Graphics:
  Device-1: NVIDIA TU116 [GeForce GTX 1660] vendor: ZOTAC driver: nouveau
  v: kernel bus-ID: 05:00.0 chip-ID: 10de:2184 class-ID: 0300
  Display: x11 server: X.org 1.21.1.1 compositor: gnome-shell driver:
  loaded: modesetting alternate: fbdev,vesa resolution: <missing: xdpyinfo>
  OpenGL: renderer: NV168 v: 4.3 Mesa 21.2.5 direct render: Yes
Audio:
  Device-1: NVIDIA TU116 High Definition Audio vendor: ZOTAC
  driver: snd_hda_intel v: kernel bus-ID: 05:00.1 chip-ID: 10de:1aeb
  class-ID: 0403
  Device-2: AMD Starship/Matisse HD Audio vendor: ASUSTeK
  driver: snd_hda_intel v: kernel bus-ID: 08:00.4 chip-ID: 1022:1487
  class-ID: 0403
  Sound Server-1: ALSA v: k5.10.79-1-MANJARO running: yes
  Sound Server-2: JACK v: 1.9.19 running: no
  Sound Server-3: PulseAudio v: 15.0 running: yes
  Sound Server-4: PipeWire v: 0.3.40 running: no
Network:
  Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet
  vendor: ASUSTeK PRIME B450M-A driver: r8169 v: kernel port: f000
  bus-ID: 03:00.0 chip-ID: 10ec:8168 class-ID: 0200
  IF: enp3s0 state: down mac: <filter>
  Device-2: Realtek RTL8192EE PCIe Wireless Network Adapter driver: rtl8192ee
  v: kernel port: e000 bus-ID: 04:00.0 chip-ID: 10ec:818b class-ID: 0280
  IF: wlp4s0 state: up mac: <filter>
  IP v4: <filter> type: dynamic noprefixroute scope: global
  broadcast: <filter>
  IP v6: <filter> type: noprefixroute scope: link
  WAN IP: <filter>
Bluetooth:
  Message: No bluetooth data found.
Logical:
  Message: No logical block device data found.
RAID:
  Message: No RAID data found.
Drives:
  Local Storage: total: 1.93 TiB used: 592.16 GiB (30.0%)
  SMART Message: Required tool smartctl not installed. Check --recommends
  ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: Western Digital
  model: WDS100T3X0C-00SJG0 size: 931.51 GiB block-size: physical: 512 B
  logical: 512 B speed: 31.6 Gb/s lanes: 4 type: SSD serial: <filter>
  rev: 111110WD temp: 36.9 C scheme: GPT
  ID-2: /dev/sda maj-min: 8:0 vendor: Seagate model: ST1000DM010-2EP102
  size: 931.51 GiB block-size: physical: 4096 B logical: 512 B speed: 6.0 Gb/s
  type: HDD rpm: 7200 serial: <filter> rev: CC43 scheme: GPT
  ID-3: /dev/sdb maj-min: 8:16 vendor: A-Data model: SU650 size: 111.79 GiB
  block-size: physical: 512 B logical: 512 B speed: 6.0 Gb/s type: SSD
  serial: <filter> rev: 1c45 scheme: GPT
  Message: No optical or floppy data found.
Partition:
  ID-1: / raw-size: 905.39 GiB size: 890.1 GiB (98.31%)
  used: 134.97 GiB (15.2%) fs: ext4 dev: /dev/nvme0n1p2 maj-min: 259:2
  label: N/A uuid: 81e70821-c5a8-4c93-aa6a-77e05f91155d
  ID-2: /boot/efi raw-size: 300 MiB size: 299.4 MiB (99.80%)
  used: 288 KiB (0.1%) fs: vfat dev: /dev/nvme0n1p1 maj-min: 259:1 label: N/A
  uuid: BB10-FC9F
  ID-3: /mnt/archive raw-size: 837.14 GiB size: 823 GiB (98.31%)
  used: 457.19 GiB (55.6%) fs: ext4 dev: /dev/sda4 maj-min: 8:4
  label: linux_storage uuid: 07cb8824-4d60-4cec-9b0a-3b3720820458
Swap:
  Kernel: swappiness: 60 (default) cache-pressure: 100 (default)
  ID-1: swap-1 type: partition size: 25.83 GiB used: 0 KiB (0.0%) priority: -2
  dev: /dev/nvme0n1p3 maj-min: 259:3 label: N/A
  uuid: a6def0b5-1dcb-4df5-b118-f83855931048
Unmounted:
  ID-1: /dev/sda1 maj-min: 8:1 size: 16 MiB fs: <superuser required>
  label: N/A uuid: N/A
  ID-2: /dev/sda2 maj-min: 8:2 size: 94.16 GiB fs: ntfs label: New Volume
  uuid: D4AC546BAC5449DE
  ID-3: /dev/sda3 maj-min: 8:3 size: 200 MiB fs: vfat label: N/A
  uuid: 294B-D5D1
  ID-4: /dev/sdb1 maj-min: 8:17 size: 260 MiB fs: vfat label: SYSTEM
  uuid: C496-433A
  ID-5: /dev/sdb2 maj-min: 8:18 size: 128 MiB fs: <superuser required>
  label: N/A uuid: N/A
  ID-6: /dev/sdb3 maj-min: 8:19 size: 500 MiB fs: ntfs label: Recovery
  uuid: EA9096D69096A899
  ID-7: /dev/sdb4 maj-min: 8:20 size: 110.92 GiB fs: ntfs label: Windows
  uuid: 503C99EB3C99CC7A
USB:
  Hub-1: 1-0:1 info: Full speed (or root) Hub ports: 10 rev: 2.0
  speed: 480 Mb/s chip-ID: 1d6b:0002 class-ID: 0900
  Device-1: 1-2:2 info: Logitech M-UAS144 [LS1 Laser Mouse] type: Mouse
  driver: hid-generic,usbhid interfaces: 1 rev: 2.0 speed: 1.5 Mb/s
  power: 98mA chip-ID: 046d:c062 class-ID: 0301
  Hub-2: 2-0:1 info: Full speed (or root) Hub ports: 4 rev: 3.1 speed: 10 Gb/s
  chip-ID: 1d6b:0003 class-ID: 0900
  Hub-3: 3-0:1 info: Full speed (or root) Hub ports: 2 rev: 2.0
  speed: 480 Mb/s chip-ID: 1d6b:0002 class-ID: 0900
  Hub-4: 4-0:1 info: Full speed (or root) Hub ports: 4 rev: 3.1 speed: 10 Gb/s
  chip-ID: 1d6b:0003 class-ID: 0900
  Hub-5: 5-0:1 info: Full speed (or root) Hub ports: 4 rev: 2.0
  speed: 480 Mb/s chip-ID: 1d6b:0002 class-ID: 0900
  Device-1: 5-1:2 info: Holtek USB-HID Keyboard type: Keyboard,HID
  driver: hid-generic,usbhid interfaces: 3 rev: 1.1 speed: 12 Mb/s
  power: 100mA chip-ID: 04d9:0192 class-ID: 0300
  Hub-6: 5-2:3 info: Microchip (formerly SMSC) Hub ports: 4 rev: 2.1
  speed: 480 Mb/s chip-ID: 0424:2744 class-ID: 0900
  Hub-7: 6-0:1 info: Full speed (or root) Hub ports: 4 rev: 3.1 speed: 10 Gb/s
  chip-ID: 1d6b:0003 class-ID: 0900
  Hub-8: 6-2:2 info: Microchip (formerly SMSC) Hub ports: 4 rev: 3.1
  speed: 5 Gb/s chip-ID: 0424:5744 class-ID: 0900
Sensors:
  System Temperatures: cpu: 33.8 C mobo: N/A gpu: nouveau temp: 21.0 C
  Fan Speeds (RPM): N/A gpu: nouveau fan: 1141
Info:
  Processes: 321 Uptime: 15m wakeups: 0 Init: systemd v: 249 tool: systemctl
  Compilers: gcc: 11.1.0 Packages: 1260 pacman: 1234 lib: 311 flatpak: 10
  snap: 16 Shell: Bash v: 5.1.8 running-in: gnome-terminal inxi: 3.3.08

Hi,
Have you seen your own screenshot?
Because it does not seem to match your description.

Also … please see this:

Update:

Solution was to switch off the colour profiles for my displays: (requires logging out and in again)

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