Tested here locally on Kde. Seems to be A-OK.
inxi
╰─λ pacman -Ss davinci
chaotic-aur/davinci-resolve 17.4.6-2
Professional A/V post-production software suite from Blackmagic Design
sudo pacman -S davinci-resolve
Packages (5) lib32-libpng12-1.2.59-2 libpng12-1.2.59-2 libxcrypt-compat-4.4.28-2 openssl-1.0-1.0.2.u-1
davinci-resolve-17.4.6-2
Total Download Size: 2471.64 MiB
Total Installed Size: 5085.58 MiB
:: Proceed with installation? [Y/n]
- cut out the fluff above
╰─λ pacman -Q davinci-resolve
davinci-resolve 17.4.6-2
╰─λ pacman -Ql davinci-resolve | grep desktop
davinci-resolve /opt/resolve/share/DaVinciControlPanelsSetup.desktop
davinci-resolve /opt/resolve/share/DaVinciResolve.desktop
davinci-resolve /opt/resolve/share/DaVinciResolveCaptureLogs.desktop
davinci-resolve /opt/resolve/share/DaVinciResolveInstaller.desktop
davinci-resolve /opt/resolve/share/blackmagicraw-player.desktop
davinci-resolve /opt/resolve/share/blackmagicraw-speedtest.desktop
davinci-resolve /usr/share/applications/blackmagicraw-player.desktop
davinci-resolve /usr/share/applications/blackmagicraw-speedtest.desktop
davinci-resolve /usr/share/applications/com.blackmagicdesign.resolve-CaptureLogs.desktop
davinci-resolve /usr/share/applications/com.blackmagicdesign.resolve-Installer.desktop
davinci-resolve /usr/share/applications/com.blackmagicdesign.resolve-Panels-Setup.desktop
davinci-resolve /usr/share/applications/com.blackmagicdesign.resolve.desktop
davinci-resolve /usr/share/desktop-directories/
davinci-resolve /usr/share/desktop-directories/com.blackmagicdesign.resolve.directory
Just an FYI. Good luck!