From the booklet:

The missing scene with the photo of "a naked woman covering her breasts with her hands," existing so far only in the theatrical trailer, is now to be seen in the film itself for the first time.
The missing title card "Do you already know who the Hexer is?" was found in the archives in a separate film can, and reinstated. The title card "René Deltgen played the Hexer" was already present in the interpositive, so the film is shown in its entirety for the first time.

Now, there are 2 more things I'd like to point out: the 1st is a weird "smearing" effect appearing in a couple of scenes. Not sure it's gonna be visible in the examples that follow (look for a sort of "glowing" vertical trails the objects on the screen leave), but you can't miss it when watching the film:

The 2nd is a scene where the beautiful B & W transfer "loses" some of its B's (blacks) for an instant: