I'm 19 dpo. AF 5 days late. Still bfn

Fiona

Please what do people think?

Im never late for my period.

I know when i ovulated so6am definitely 19dpo.

No sign of AF.

Just keep getting bfn.

I've tried FRER too, bfn.

I took an opk, don't know why.

Any one offer some help / experience of this?

Thankyou! X