Zweiter Bildschirm springt nicht richtig an

System:
  Kernel: 6.18.7-1-default arch: x86_64 bits: 64 compiler: gcc v: 15.2.1
    clocksource: tsc avail: hpet,acpi_pm
    parameters: BOOT_IMAGE=/boot/vmlinuz-6.18.7-1-default
    root=UUID=f966fc44-a10a-4595-9505-f4f8ba8f93ea splash=silent quiet
    security=apparmor mitigations=auto
  Desktop: KDE Plasma v: 6.5.5 tk: Qt v: N/A info: frameworks v: 6.22.0
    wm: kwin_wayland tools: avail: xscreensaver vt: 2 dm: 1: GDM v: 49.2 2: SDDM
    note: stopped Distro: openSUSE Tumbleweed 20260131
Graphics:
  Device-1: Advanced Micro Devices [AMD/ATI] Navi 48 [Radeon RX 9070/9070
    XT/9070 GRE] vendor: Sapphire driver: amdgpu v: kernel arch: RDNA-4
    code: Navi-4x process: TSMC n4 (4nm) built: 2025+ pcie: gen: 5
    speed: 32 GT/s lanes: 16 ports: active: DP-2,HDMI-A-1
    empty: DP-1,HDMI-A-2,Writeback-1 bus-ID: 03:00.0 chip-ID: 1002:7550
    class-ID: 0300
  Device-2: Advanced Micro Devices [AMD/ATI] Granite Ridge [Radeon Graphics]
    vendor: ASUSTeK driver: amdgpu v: kernel arch: RDNA-2 code: Navi-2x
    process: TSMC n7 (7nm) built: 2020-22 pcie: gen: 4 speed: 16 GT/s
    lanes: 16 ports: active: none empty: DP-3, DP-4, HDMI-A-3, Writeback-2
    bus-ID: 6d:00.0 chip-ID: 1002:13c0 class-ID: 0300 temp: 46.0 C
  Display: wayland server: X.org v: 1.21.1.21 with: Xwayland v: 24.1.9
    compositor: kwin_wayland driver: X: loaded: modesetting unloaded: vesa
    alternate: fbdev dri: radeonsi gpu: amdgpu d-rect: 6400x3600 display-ID: 0
  Monitor-1: DP-2 pos: top-right model: Gigabyte M32U serial: <filter>
    built: 2022 res: mode: 3840x2160 hz: 144 scale: 150% (1.5) to: 2560x1440
    dpi: 140 gamma: 1.2 size: 697x392mm (27.44x15.43") diag: 800mm (31.5")
    ratio: 16:9 modes: max: 3840x2160 min: 720x400
  Monitor-2: HDMI-A-1 pos: bottom-l model: Acer XV275U V serial: <filter>
    built: 2022 res: mode: 2560x1440 hz: 144 scale: 120% (1.2) to: 2133x1200
    dpi: 108 gamma: 1.2 size: 597x336mm (23.5x13.23") diag: 685mm (27")
    ratio: 16:9 modes: max: 2560x1440 min: 720x400
  API: EGL v: 1.5 hw: drv: amd radeonsi platforms: device: 0 drv: radeonsi
    device: 1 drv: radeonsi device: 2 drv: swrast gbm: drv: radeonsi
    surfaceless: drv: radeonsi wayland: drv: radeonsi x11: drv: radeonsi
  API: OpenGL v: 4.6 compat-v: 4.5 vendor: amd mesa v: 25.3.4 glx-v: 1.4
    direct-render: yes renderer: AMD Radeon RX 9070 XT (radeonsi gfx1201 LLVM
    21.1.8 DRM 3.64 6.18.7-1-default) device-ID: 1002:7550 memory: 15.62 GiB
    unified: no display-ID: :0.0
  API: Vulkan v: 1.4.335 layers: 8 device: 0 type: discrete-gpu name: AMD
    Radeon RX 9070 XT (RADV GFX1201) driver: mesa radv v: 25.3.4
    device-ID: 1002:7550 surfaces: N/A device: 1 type: integrated-gpu name: AMD
    Ryzen 9 9950X3D 16-Core Processor (RADV RAPHAEL_MENDOCINO)
    driver: mesa radv v: 25.3.4 device-ID: 1002:13c0 surfaces: N/A device: 2
    type: cpu name: llvmpipe (LLVM 21.1.8 256 bits) driver: mesa llvmpipe
    v: 25.3.4 (LLVM 21.1.8) device-ID: 10005:0000 surfaces: N/A
  Info: Tools: api: clinfo, eglinfo, glxinfo, vulkaninfo
    de: kscreen-console,kscreen-doctor gpu: amdgpu_top,lact wl: wayland-info
    x11: xdpyinfo, xprop, xrandr