Be sure to add your geezer in arms's community tags in front of your name. We'll all look great in numbers on our server if you're supporting the [GIA] in front of your in-game name.
1. Make sure you select the battlelog display up top for BF4.
2. On the top left of the screen where it says SOLDIER, click that.
3. On the right click CUSTOMIZE.
4. On the drop down select PORTRAIT
5. On this page you'll see a box where you can type in GIA, then click the SAVE button.