Utiitsl India Pan Card — details sent for correction and payment made but no response or update

Application number:u-q[protected]
Coupon number:u-q[protected]
Permanent account number (Pan) adzpv2096b

I have raised request for name change in pan card and have made payment and sent all relevant documents still no update received, no one even bother to call and update and the no. Given on website is continuously busy, no other touch point to contact them either