My Teamspeak3 server hosted on a server at my home had crashed (I was unable to start it). So I thought maybe there was an update. So I download and install the latest version (unzip and copy / paste directly into the Teamspeak3 folder keeping the old folders, copied for security, in another folder).
When I launch Teamspeak, the window of a very fresh installation appears as if I had lost the settings.
I backed up the files:
How do I recover my server? Thank you for your help.
I read this post:
Somethings are missing (I never seen this files before):