Qt applications are blurry

Hello,
after a certain update some time ago, I don't see correctly any software based on Qt libraries. Take a look at this image: https://i.imgur.com/KEAHEBp.png.

garuda-inxi:

System:
  Kernel: 6.3.4-zen1-1-zen arch: x86_64 bits: 64 compiler: gcc v: 13.1.1
    parameters: BOOT_IMAGE=/@/boot/vmlinuz-linux-zen
    root=UUID=defc0f6a-c7f6-4ef9-8afb-c6e9bfcd92f7 rw rootflags=subvol=@
    drivetemp tcp_bbr sysrq_always_enabled=1 snd_hda_intel.power_save=1
    dirty_writeback_centisecs=6000 usbcore.autosuspend=1 vm.laptop_mode=5
    vm.vfs_cache_pressure=50 sysctl.vm.swappiness=10 quiet splash
    vt.global_cursor_default=0 loglevel=2 rd.systemd.show_status=false
    rd.udev.log-priority=3 sysrq_always_enabled=1
  Desktop: Xfce v: 4.18.1 tk: Gtk v: 3.24.36 info: xfce4-panel wm: xfwm
    v: 4.18.0 vt: 7 dm: LightDM v: 1.32.0 Distro: Garuda Linux base: Arch Linux
Machine:
  Type: Laptop System: LENOVO product: 81N7 v: Lenovo IdeaPad S340-14IWL
    serial: <superuser required> Chassis: type: 10 v: Lenovo IdeaPad S340-14IWL
    serial: <superuser required>
  Mobo: LENOVO model: LNVNB161216 v: SDK0J40709 WIN
    serial: <superuser required> UEFI: LENOVO v: ALCN24WW(V2.01)
    date: 03/29/2019
Battery:
  ID-1: BAT1 charge: 41.8 Wh (77.6%) condition: 53.9/52.5 Wh (102.7%)
    volts: 11.9 min: 11.2 model: CeIxpert L18C3PF7 type: Li-ion serial: <filter>
    status: discharging cycles: 75
CPU:
  Info: model: Intel Core i3-8145U bits: 64 type: MT MCP arch: Whiskey Lake
    gen: core 8 level: v3 note: check built: 2018 process: Intel 14nm family: 6
    model-id: 0x8E (142) stepping: 0xB (11) microcode: 0xF2
  Topology: cpus: 1x cores: 2 tpc: 2 threads: 4 smt: enabled cache:
    L1: 128 KiB desc: d-2x32 KiB; i-2x32 KiB L2: 512 KiB desc: 2x256 KiB
    L3: 4 MiB desc: 1x4 MiB
  Speed (MHz): avg: 1925 high: 2300 min/max: 400/3900 scaling:
    driver: intel_pstate governor: powersave cores: 1: 800 2: 2300 3: 2300
    4: 2300 bogomips: 18399
  Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
  Vulnerabilities: <filter>
Graphics:
  Device-1: Intel WhiskeyLake-U GT2 [UHD Graphics 620] vendor: Lenovo
    driver: i915 v: kernel arch: Gen-9.5 process: Intel 14nm built: 2016-20
    ports: active: eDP-1 empty: DP-1,HDMI-A-1,HDMI-A-2 bus-ID: 00:02.0
    chip-ID: 8086:3ea0 class-ID: 0300
  Device-2: Bison Integrated Camera driver: uvcvideo type: USB rev: 2.0
    speed: 480 Mb/s lanes: 1 mode: 2.0 bus-ID: 1-6:2 chip-ID: 5986:2115
    class-ID: 0e02
  Display: x11 server: X.Org v: 21.1.8 compositor: xfwm v: 4.18.0 driver: X:
    loaded: modesetting alternate: fbdev,intel,vesa dri: iris gpu: i915
    display-ID: :0.0 screens: 1
  Screen-1: 0 s-res: 1920x1080 s-dpi: 96 s-size: 508x285mm (20.00x11.22")
    s-diag: 582mm (22.93")
  Monitor-1: eDP-1 model: LG Display 0x05ec built: 2018 res: 1920x1080
    hz: 60 dpi: 158 gamma: 1.2 size: 309x174mm (12.17x6.85") diag: 355mm (14")
    ratio: 16:9 modes: 1920x1080
  API: OpenGL Message: Unable to show GL data. Required tool glxinfo
    missing.
Audio:
  Device-1: Intel Cannon Point-LP High Definition Audio vendor: Lenovo
    driver: snd_hda_intel v: kernel alternate: snd_soc_skl,snd_sof_pci_intel_cnl
    bus-ID: 00:1f.3 chip-ID: 8086:9dc8 class-ID: 0403
  API: ALSA v: k6.3.4-zen1-1-zen status: kernel-api tools: N/A
  Server-1: PipeWire v: 0.3.71 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 Cannon Point-LP CNVi [Wireless-AC] driver: iwlwifi v: kernel
    bus-ID: 00:14.3 chip-ID: 8086:9df0 class-ID: 0280
  IF: wlp0s20f3 state: up mac: <filter>
Bluetooth:
  Device-1: Intel Bluetooth 9460/9560 Jefferson Peak (JfP) driver: btusb
    v: 0.8 type: USB rev: 2.0 speed: 12 Mb/s lanes: 1 mode: 1.1 bus-ID: 1-10:3
    chip-ID: 8087:0aaa class-ID: e001
  Report: bt-adapter ID: hci0 rfk-id: 2 state: down
    bt-service: enabled,running rfk-block: hardware: no software: yes
    address: <filter>
Drives:
  Local Storage: total: 119.24 GiB used: 10.71 GiB (9.0%)
  SMART Message: Required tool smartctl not installed. Check --recommends
  ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: Lenovo O.E.M.
    model: RPFTJ128PDD2EWX size: 119.24 GiB block-size: physical: 512 B
    logical: 512 B speed: 15.8 Gb/s lanes: 2 tech: SSD serial: <filter>
    fw-rev: 11.9 temp: 34.9 C scheme: GPT
Partition:
  ID-1: / raw-size: 110.15 GiB size: 110.15 GiB (100.00%)
    used: 10.71 GiB (9.7%) fs: btrfs dev: /dev/nvme0n1p2 maj-min: 259:2
  ID-2: /boot/efi raw-size: 300 MiB size: 299.4 MiB (99.80%)
    used: 896 KiB (0.3%) fs: vfat dev: /dev/nvme0n1p1 maj-min: 259:1
  ID-3: /home raw-size: 110.15 GiB size: 110.15 GiB (100.00%)
    used: 10.71 GiB (9.7%) fs: btrfs dev: /dev/nvme0n1p2 maj-min: 259:2
  ID-4: /var/log raw-size: 110.15 GiB size: 110.15 GiB (100.00%)
    used: 10.71 GiB (9.7%) fs: btrfs dev: /dev/nvme0n1p2 maj-min: 259:2
  ID-5: /var/tmp raw-size: 110.15 GiB size: 110.15 GiB (100.00%)
    used: 10.71 GiB (9.7%) fs: btrfs dev: /dev/nvme0n1p2 maj-min: 259:2
Swap:
  Kernel: swappiness: 133 (default 60) cache-pressure: 100 (default)
  ID-1: swap-1 type: zram size: 7.49 GiB used: 0 KiB (0.0%) priority: 100
    dev: /dev/zram0
  ID-2: swap-2 type: partition size: 8.8 GiB used: 0 KiB (0.0%) priority: -2
    dev: /dev/nvme0n1p3 maj-min: 259:3
Sensors:
  System Temperatures: cpu: 50.0 C pch: 39.0 C mobo: N/A
  Fan Speeds (RPM): N/A
Info:
  Processes: 223 Uptime: 9m wakeups: 25489 Memory: available: 7.49 GiB
  used: 2.14 GiB (28.6%) Init: systemd v: 253 default: graphical
  tool: systemctl Compilers: gcc: 13.1.1 Packages: pm: pacman pkgs: 1337
  libs: 388 tools: pamac,paru pm: flatpak pkgs: 0 Shell: fish v: 3.6.1
  running-in: xfce4-terminal inxi: 3.3.27
Garuda (2.6.16-1):
  System install date:     2023-03-23
  Last full system update: 2023-05-27
  Is partially upgraded:   No
  Relevant software:       snapper NetworkManager dracut
  Windows dual boot:       No/Undetected
  Failed units:            

Check Kvantum and lxappearance.

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