OFF shouldn’t actually be an option and it should default to L-16. And that setting only selects what link you want to SEND AG data through. Doesn’t affect receiving nor does it affect anything except AG transmission
technically speaking, the block 50 in dcs should be able to use NAVFLIR even with the WAC hud. The CCIP block 40s cant use TFR either, because it was removed from the CCIP software