Sddm only shows on laptop screen not on hdmi

( need it to display on HDMI or both the screen )

System:
  Kernel: 6.12.1-1-cachyos-bore arch: x86_64 bits: 64 compiler: gcc v: 14.2.1
    clocksource: tsc avail: acpi_pm
    parameters: BOOT_IMAGE=/@/boot/vmlinuz-linux-cachyos-bore
    root=UUID=6a89eaea-308f-4abd-9fcb-ab5da7653d04 rw rootflags=subvol=@
    quiet resume=UUID=b465697a-8524-4f00-a34b-323b7b836c83 loglevel=3 splash
    ibt=off
  Desktop: KDE Plasma v: 6.2.4 tk: Qt v: N/A info: frameworks v: 6.9.0
    wm: kwin_wayland vt: 1 dm: SDDM Distro: Arch Linux
Machine:
  Type: Laptop System: ASUSTeK product: ASUS TUF Gaming F15 FX506LU_FX566LU
    v: 1.0 serial: <superuser required>
  Mobo: ASUSTeK model: FX506LU v: 1.0 serial: <superuser required>
    uuid: <superuser required> UEFI: American Megatrends v: FX506LU.310
    date: 11/26/2021
Battery:
  ID-1: BAT1 charge: 59.0 Wh (75.9%) condition: 77.7/90.0 Wh (86.4%)
    volts: 15.8 min: 15.4 model: ASUS A32-K55 type: Li-ion serial: N/A
    status: discharging
CPU:
  Info: model: Intel Core i5-10300H bits: 64 type: MT MCP arch: Comet Lake
    gen: core 10 level: v3 note: check built: 2020 process: Intel 14nm family: 6
    model-id: 0xA5 (165) stepping: 2 microcode: 0xFC
  Topology: cpus: 1x dies: 1 clusters: 4 cores: 4 threads: 8 tpc: 2
    smt: enabled cache: L1: 256 KiB desc: d-4x32 KiB; i-4x32 KiB L2: 1024 KiB
    desc: 4x256 KiB L3: 8 MiB desc: 1x8 MiB
  Speed (MHz): avg: 800 min/max: 800/4500 scaling: driver: intel_pstate
    governor: powersave cores: 1: 800 2: 800 3: 800 4: 800 5: 800 6: 800 7: 800
    8: 800 bogomips: 39999
  Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
  Vulnerabilities: <filter>
Graphics:
  Device-1: Intel CometLake-H GT2 [UHD Graphics] vendor: ASUSTeK driver: i915
    v: kernel arch: Gen-9.5 process: Intel 14nm built: 2016-20 ports:
    active: none off: eDP-1 empty: none bus-ID: 00:02.0 chip-ID: 8086:9bc4
    class-ID: 0300
  Device-2: NVIDIA TU116M [GeForce GTX 1660 Ti Mobile] vendor: ASUSTeK
    driver: nvidia v: 565.77 alternate: nouveau,nvidia_drm non-free: 550.xx+
    status: current (as of 2024-09; EOL~2026-12-xx) arch: Turing code: TUxxx
    process: TSMC 12nm FF built: 2018-2022 pcie: gen: 1 speed: 2.5 GT/s
    lanes: 16 link-max: gen: 3 speed: 8 GT/s ports: active: none off: HDMI-A-1
    empty: DP-1 bus-ID: 01:00.0 chip-ID: 10de:2191 class-ID: 0300
  Device-3: IMC Networks USB2.0 HD UVC WebCam driver: uvcvideo type: USB
    rev: 2.0 speed: 480 Mb/s lanes: 1 mode: 2.0 bus-ID: 1-7:7 chip-ID: 13d3:56a2
    class-ID: 0e02 serial: <filter>
  Display: wayland server: X.org v: 1.21.1.15 with: Xwayland v: 24.1.4
    compositor: kwin_wayland driver: X: loaded: modesetting,nvidia
    unloaded: nouveau alternate: fbdev,intel,nv,vesa dri: iris
    gpu: i915,nvidia display-ID: 0
  Monitor-1: HDMI-A-1 res: 1920x1080 size: N/A modes: N/A
  API: EGL v: 1.5 hw: drv: intel iris drv: nvidia platforms: device: 0
    drv: nvidia gbm: drv: nvidia surfaceless: drv: nvidia wayland: drv: iris
    x11: drv: iris
  API: OpenGL v: 4.6.0 compat-v: 4.6 vendor: intel mesa v: 24.3.2-arch1.1
    glx-v: 1.4 direct-render: yes renderer: Mesa Intel UHD Graphics (CML GT2)
    device-ID: 8086:9bc4 memory: 7.55 GiB unified: yes display-ID: :1.0
  API: Vulkan v: 1.4.303 layers: 17 device: 0 type: integrated-gpu
    name: Intel UHD Graphics (CML GT2) driver: N/A device-ID: 8086:9bc4
    surfaces: xcb,xlib,wayland device: 1 type: discrete-gpu name: NVIDIA
    GeForce GTX 1660 Ti driver: N/A device-ID: 10de:2191
    surfaces: xcb,xlib,wayland device: 2 type: cpu name: llvmpipe (LLVM
    18.1.8 256 bits) driver: N/A device-ID: 10005:0000
    surfaces: xcb,xlib,wayland
Audio:
  Device-1: Intel Comet Lake PCH cAVS vendor: ASUSTeK driver: snd_hda_intel
    v: kernel alternate: snd_soc_avs,snd_sof_pci_intel_cnl bus-ID: 00:1f.3
    chip-ID: 8086:06c8 class-ID: 0403
  Device-2: NVIDIA TU116 High Definition Audio vendor: ASUSTeK
    driver: snd_hda_intel v: kernel pcie: gen: 2 speed: 5 GT/s lanes: 16
    link-max: gen: 3 speed: 8 GT/s bus-ID: 01:00.1 chip-ID: 10de:1aeb
    class-ID: 0403
  API: ALSA v: k6.12.1-1-cachyos-bore status: kernel-api with: aoss
    type: oss-emulator tools: N/A
  Server-1: sndiod v: N/A status: off tools: aucat,midicat,sndioctl
  Server-2: PipeWire v: 1.2.7 status: active with: 1: pipewire-pulse
    status: active 2: wireplumber status: active 3: pipewire-alsa type: plugin
    4: pw-jack type: plugin tools: pactl,pw-cat,pw-cli,wpctl
Network:
  Device-1: Intel Comet Lake PCH CNVi WiFi driver: iwlwifi v: kernel
    bus-ID: 00:14.3 chip-ID: 8086:06f0 class-ID: 0280
  IF: wlo1 state: up mac: <filter>
  Device-2: Realtek RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet
    vendor: ASUSTeK driver: r8169 v: kernel pcie: gen: 1 speed: 2.5 GT/s
    lanes: 1 port: 3000 bus-ID: 04:00.0 chip-ID: 10ec:8168 class-ID: 0200
  IF: enp4s0 state: down mac: <filter>
  Info: services: NetworkManager, smbd, systemd-timesyncd, wpa_supplicant
Bluetooth:
  Device-1: Intel AX201 Bluetooth driver: btusb v: 0.8 type: USB rev: 2.0
    speed: 12 Mb/s lanes: 1 mode: 1.1 bus-ID: 1-14:8 chip-ID: 8087:0026
    class-ID: e001
  Report: btmgmt ID: hci0 rfk-id: 0 state: down bt-service: enabled,running
    rfk-block: hardware: no software: no address: <filter> bt-v: 5.2 lmp-v: 11
    status: discoverable: no pairing: no
Drives:
  Local Storage: total: 1.4 TiB used: 708.04 GiB (49.5%)
  SMART Message: Unable to run smartctl. Root privileges required.
  ID-1: /dev/nvme0n1 maj-min: 259:4 vendor: A-Data model: SX6000PNP
    size: 476.94 GiB block-size: physical: 512 B logical: 512 B speed: 31.6 Gb/s
    lanes: 4 tech: SSD serial: <filter> fw-rev: VC0S036H temp: 30.9 C
    scheme: GPT
  ID-2: /dev/nvme1n1 maj-min: 259:0 vendor: Micron model: 2210 MTFDHBA1T0QFD
    size: 953.87 GiB block-size: physical: 512 B logical: 512 B speed: 31.6 Gb/s
    lanes: 4 tech: SSD serial: <filter> fw-rev: P6MA001 temp: 40.9 C
    scheme: GPT
Partition:
  ID-1: / raw-size: 936.57 GiB size: 936.57 GiB (100.00%)
    used: 708.01 GiB (75.6%) fs: btrfs dev: /dev/nvme1n1p2 maj-min: 259:2
  ID-2: /boot/efi raw-size: 300 MiB size: 299.4 MiB (99.80%)
    used: 28.1 MiB (9.4%) fs: vfat dev: /dev/nvme1n1p1 maj-min: 259:1
  ID-3: /home raw-size: 936.57 GiB size: 936.57 GiB (100.00%)
    used: 708.01 GiB (75.6%) fs: btrfs dev: /dev/nvme1n1p2 maj-min: 259:2
  ID-4: /var/log raw-size: 936.57 GiB size: 936.57 GiB (100.00%)
    used: 708.01 GiB (75.6%) fs: btrfs dev: /dev/nvme1n1p2 maj-min: 259:2
  ID-5: /var/tmp raw-size: 936.57 GiB size: 936.57 GiB (100.00%)
    used: 708.01 GiB (75.6%) fs: btrfs dev: /dev/nvme1n1p2 maj-min: 259:2
Swap:
  Kernel: swappiness: 133 (default 60) cache-pressure: 100 (default) zswap: no
  ID-1: swap-1 type: zram size: 15.45 GiB used: 13.8 MiB (0.1%)
    priority: 100 comp: zstd avail: lzo-rle,lzo,lz4,lz4hc,deflate,842
    max-streams: 8 dev: /dev/zram0
  ID-2: swap-2 type: partition size: 17 GiB used: 0 KiB (0.0%) priority: -2
    dev: /dev/nvme1n1p3 maj-min: 259:3
Sensors:
  System Temperatures: cpu: 48.0 C pch: 56.0 C mobo: N/A
  Fan Speeds (rpm): cpu: 0
Info:
  Memory: total: 16 GiB available: 15.45 GiB used: 3.76 GiB (24.3%)
  Processes: 312 Power: uptime: 4m states: freeze,mem,disk suspend: deep
    avail: s2idle wakeups: 0 hibernate: platform avail: shutdown, reboot,
    suspend, test_resume image: 6.13 GiB services: org_kde_powerdevil,
    power-profiles-daemon, upowerd Init: systemd v: 257 default: graphical
    tool: systemctl
  Packages: 2140 pm: pacman pkgs: 2103 libs: 587 tools: octopi,paru,yay
    pm: flatpak pkgs: 37 Compilers: clang: 18.1.8 gcc: 14.2.1 alt: 13
    Shell: garuda-inxi default: Zsh v: 5.9 running-in: kitty inxi: 3.3.36
Garuda (2.6.26-1):
  System install date:     2024-09-17
  Last full system update: 2024-12-31
  Is partially upgraded:   No
  Relevant software:       snapper NetworkManager dracut nvidia-dkms
  Windows dual boot:       Probably (Run as root to verify)
  Failed units:            

Not a solution, but perhaps something to try:
When I connect my laptop to external monitor with HDMI, I get SDDM only on laptop screen.
When I connect with DP (USB-C to DP), SDDM shows up on both with focus on external monitor (which several topics here complains about).

i don’t have usb to DP but no issues. i like all things to display on my monitor since its big and bright ( less strain on eyes and aesthetics ). i’ll manage

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