Delhivery — Courier not received yet, awb[protected]

I have send courier through DELHIVERY on awb no[protected]. invoice no. I166S3M6993GB1110 on 19.09.2022, I receive a massage that courier delivered 24.9.2022, But receiver didn't receive my courier. I have send massage through delhivery website ( because there is no such another way to league complaint. I send massage to company on 27-9-22, they noted and mail reference number 48143802. and ask 48 hrs to resolve issue. but still today 4-10-22. there's no Reply or response from company .

my mobile number [protected].
mail id [protected]@gmail.com