After you file

I filed April last year it was accepted and had do identity verification and received a 5071c letter which Ms verify identity i called and it passed I got my 1st stimulas sept.14 they r saying they mailed me another letter sept22. Which I never received I finally called me end Jan. A d they said didn't really see kitting wrong if either recieve a letter by April4 or my refund so I do t like too much longer..I received this year