Will Comcast do anything for PowerBoost customers who own older modems?
For customers who lease modems from Comcast, they will swap your old modem for a newer one, free of charge. *22Mbps tier requires a DOCSIS 3.0 modem. Also, please see these threads for discussions on PowerBoost in the Comcast HSI forum: »Post about PowerBoost and other speed increases here »Upload PowerBoost! – See Where It’s At »[News] PowerBoost General Discussion *This FAQ is based on user knowledge from a volunteer core of BroadbandReports’ members. This FAQ in no way constitutes official information from Comcast or any of its affiliates.