Originally Posted by
bearchaser303
I was able to add my UA number at the checkin counter (OLCI was not available for my flight) and the miles were credited soon after the flight. They wouldn't add my TSA pre-check number though, I think the agent didn't know how to do that.

Did you try 'Trusted Traveler Number'? They should know how to enter global entry and things like that ... so maybe just some confusion w/ TSA pre?