I don't think this is related to
.desktop file. I have multiple
.desktop files to launch different Firefox profiles, each with a different name and this was never an issue before I enabled Wayland, using the same installation, the same
Even launching Firefox from terminal instead of using
.desktop the issue is still present. But only for Beta and Developer Edition. Nightly and release are fine. I didn't test with ESR.
Nightly is fine even after renaming its
.desktop file to a random string.