This button only seems to be broken when the Client is set to German
5.0.0-beta75-rc13 - DE: Broken 5.0.0-beta75-rc13 - EN: Working 5.0.0-beta75 - EN: Working
Yes it’s broken, when no key is set yet. It’s not not only the overlay.
Will be fixed in beta76-rc4 / beta 76