• The Dev server will be opened at 19:30 GMT on the 12th December and should close on the 13th of December at 07:00 GMT.
• The Dev Server is only open during certain times, please check the forum news for recent announcements.
• Any progress or unlocks you make on the Dev server will not be reflected back to the live server - It is purely a test environment. This also applies to any GE, silver lion or research point spending on the Dev server - it will not be subtracted from your live server account!
• Nothing is final on the dev server. The content you see should not be taken as final and will likely be changed, added to or indeed removed on final release.

• Download the Dev Server launcher
• Install like a regular War Thunder copy in its own folder.

• Preliminary patchnote
• Dev server general discussion
• Dev server bug reports

Q. When I launch the Dev Server, it tells me The game hasn't been activated for you account?
A. The Dev Server is not open at all times. It will only be accessible during certain test windows, which are announced in the forum news section. Please check there first to see if the dev server is open.

Q. Will any progress or purchases I make on the dev server with RP, Silver Lions or Golden Eagles carry over to the production server?
A. No. All progress and purchases on the dev sever will not affect your account on the main servers. It is a test environment only.

The War Thunder Team