theater is not working

so everytime i open the theater mode in halo 5 it always says that please ensure privacy settings allow you to view content from other players can anybody pls help

Hey OP, this is a known issue right now that followed on from the UGC problems last weekend. There was intentionally kept offline for a few extra days. You can follow the pinned thread in the Halo 5 Support forums to keep up to date, or keep an eye out on the Halo twitter account