Shell Energy has continued to hold the dubious record of the most complained-about landline and broadband provider.
The communications regulator Ofcom said Shell had attracted more complaints between October and December 2022 than it had in the previous quarter.
In January, Shell said it was reviewing the future of its domestic energy and telecoms supply division with Ovo emerging as a potential bidder for its energy supply business.
Customer complaints were about faults, service and getting services installed.
Sky continued to generate the fewest broadband complaints, with EE and Sky continuing to be jointly the least complained-about landline providers.
Virgin Media and BT were the pay-TV service providers that attracted the most complaints. Virgin Media customers were most likely to be unhappy with how it handled their complaints, while BT customers complained about their experiences of faults, service and getting services installed. Sky received the fewest pay-TV complaints, the platform Tweeting that it had held the position for 11 years.
BT Mobile, Virgin Mobile and O2 were the most complained-about mobile operators, with customers primarily complaining about how their complaints had been handled (BT Mobile, Virgin Mobile), their experience with faults, service and getting services connected (O2), as well as issues changing provider (BT Mobile). Sky Mobile, EE, Tesco Mobile and Three attracted the fewest complaints in the mobile sector.