221g slip under administrative processing

I had my f1 visa interview for masters at Delhi
Interview went pretty smooth and he gave me 221g slip and asked whether social media profiles were public, I said yes officer they are public and I asked whether he needs links on sheet officer said no

CEAC status changed to refused yesterday night
Till now the same

Only administrative processing field is marked on 221g slip
Didn’t recieve any mail yet

My college starts on August 24th
Idk what to do now
Help me please