branding not possible anymore?

[lonesomewalker]

According to documentation, branding should be possible. Unfortunately, not at the moment. config.php modified as described, no change.

[mschering]

Yes, this should still work:

https://groupoffice.readthedocs.io/en/latest/install/config.html?highlight=branding#branding

Also checkout the much easier option in System settings -> Appearance.