Apple is facing a £3 billion (about $3.75 billion) lawsuit from a consumer group that alleges the iPhone maker violated UK competition law by “forcing” customers to use its iCloud service. In its press release,

U.K. consumer-protection group Which? said the iPhone maker had breached competition rules by tying consumers to its iCloud storage service.

Apple has been accused of forcing its customers to stick with iCloud instead of giving them a choice of cloud storage providers.