Mmoga: Steam key invalid - what to do?

If you buy a steam key from a supplier like Mmoga, it may be invalid. Here you can find out what you can do in such a case.

Steam key from Mmoga invalid - you can do that

• Mmoga sells keys for different platforms that offer games.
• First of all, make sure that it is actually a steam key. To do this, check your order confirmation.
• Also check that you have entered the key correctly. It often happens that a 0 is entered instead of O, for example, or a small L instead of I.

Key does not work: contact Mmoga

• If you are sure that your key is not working, take two screenshots. The first should show the key you entered.
• The second screenshot is intended to capture the following error message.
• Send both screenshots together with your order number to