Hi Stefan,

re:
> i was wondering if it is possible to install MoI on an USB stick and write protect the stick?
> Or does MoI needs internally write to some files, while working with it?

The MoI v3 Mac version (the one based on Wineskin) needs to run from a writable volume since Wineskin does modify an internal file (info.plist) as part of how it runs.

But all other versions - v3 Windows and v4 for both Mac and Windows, do not need that and so can run from a read-only volume.

- Michael