Hi, the guidance on GOV.UK says that a BRP replacement can take up to six months if the person holds ILR status. If not, a decision should be made within 8 weeks. Is there anything I should do to complain or escalate then?

My FLR spouse visa was renewed in March 2022, however I changed my name via deed poll here in the UK and all my documents, including my passport are now in my new name. I went to apply for a name change for my BRP and went for my biometrics in the UK on 9 December, however, I have still not heard ...