For Mac Terminal: Typeipconfig getifaddr en0(oripconfig getifaddr en1if you use ethernet instead of Wi-Fi) into your terminal to find your IP address. The terminal displays your IP Address is on a new line. Now that you have this address, copy it to your clipboard (Ctrl+Con Windows...
Finally, select Add to My Library and redeem the gift yourself. Gift Returned Steam support usually allows gift refunds. However, if you don’t meet the requirements mentioned above, you most likely won’t get a refund. Your Steam friend also needs to be considerate, because if they don’t...