Instructions to access the PTR:
Download LaunchNet7-PTR.exe (attached to the bottom of this post) and place it into it's own folder. It doesn't matter where you choose to put it, but it must be placed into it's own folder.
Register a PTR game account at https://ptr.net-7.org:80
At the top, click Browse and point it to client.exe in <E&BInstall/release/client.exe> (This is the same path as in the normal Launcher)
Make sure that