1.6.4 - lags a lot on Linux Debian based - wayland (xwayland)

installed Vital 1.6.4
on MX Linux 25 via DEB Installer
Bitwig 5.3.13 DEB installed too
NVIDIA RTX 4070
64 GB RAM

i installed just know, opened in bitwig and try it.

  Desktop:  KDE Plasma    v: 6.3.6
            Qt            v: N/A info: frameworks v: 6.13.0 wm: kwin_wayland vt: 1
            dm             : SDDM
            Distro         : MX-25.1_KDE_x64 Infinity January 18 2026
            base           : Debian GNU/Linux 13 (trixie)
Graphics:
  Device-1            : Intel Raptor Lake-S GT1 [UHD Graphics 770] active: none
  Device-2            : NVIDIA [GeForce RTX 4070 Ti SUPER]         vendor: Palit
  driver              : nvidia           v: 580.126.18
  non-free            : 550-570.xx+
  Display:  wayland

            server      : X.org v: 1.21.1.16 with: Xwayland  v: 24.1.6
            compositor  : kwin_wayland
            driver      : X: loaded: modesetting,nvidia unloaded: fbdev,nouveau,vesa alternate: nv dri: iris
            gpu         : nvidia,nvidia-nvswitch display-ID: 0
Audio Server-1:  PipeWire  v: 1.4.5  status : active
           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
KWin version: 6.3.6
Qt Version: 6.8.2
Qt compile version: 6.8.2
XCB compile version: 1.17.0
Vulkan Instance Version: 1.4.309
X.Org version: 24.1.6

  • LAG on every click
  • no click reaction, The click is only registered when I move the mouse after the click (when selecting preset in the browser, click on the virtual keyboard)
  • it not happens if i click multiple time on the arrows of the preset selector
  • lags on mouse wheel for move knobs