I can't sign in to this community with Safari... but I can with Firefox
Strangely enough I can't sign in to this community with Safari... but I can using Firefox.
I tried a lot of things: started up in Safe Mode, reinstalled High Sierra, reset Keychain Access, logged in as a new account et cetera... but no luck.
Any ideas?
Many thanks in advance!
Cheers.
iMac 27″, macOS 10.13