Originally Posted by Tristan

Picture freezing is a tell-tale sign of signal level problems. There may have been a new connection in your street, or maybe some ingress from somewhere nearby, that's started recently. Give NTL a call and get them to send an engineer out.

Incidentely, there's no way that the STB software update could affect your cable modem -- they use completley different technologies (in Langley areas anyway).

EDIT: Dammit, just too quick for me!