Broken Commendations?

Games Halo 5: Guardians
1

I can’t progress the unstoppable commendation and the grunt mech slayer commendation. I’m pretty sure i’m doing exactly what it says but it just doesn’t seem to record it. Maybe i’m doing something wrong? I don’t know.

2

Here’s a couple of older threads that might help you out: Grunt Mech Slayer, Unstoppable