https://bugs.winehq.org/show_bug.cgi?id=50216
--- Comment #3 from alainbourg@yahoo.fr --- I'm afraid that the regression test process is a bit too high for my technical skill. But I tried the wine6.0-RC1 and ThunderbirdPortable X86_64 worked fine with this new version. So the bug in the 5.22-1 version has been corrected in this new version.