Talk:FAQ/Serial Code Input Form/@comment-27462070-20160101013400

I tried this one as soon as my calendar changed date. And I'm sure I tried more than 5 times. All were error messages so I kinda expected I won't be able to get anything. But just now (after 7 hours) I tried inputting the code again and it worked. Try waiting for a few hours if you still get an error message.

If it was successful you should see a box like this:



Check your inbox to claim the background. I hope this helps.