ModemGuides · The Blog · Tagged: Comcast
Comcast
How to Find Your Comcast Xfinity Modem Default Password (Admin and WiFi)Learn how to find the default admin password and WiFi password on your Comcast Xfinity modem or gateway. This guide covers the device label, the admin panel, and...
Xfinity Modem Blinking Green? How to Fix It Fast (2026)If your Comcast modem is flashing green, it usually means the device is trying to establish a connection but cannot complete the process. This guide walks you through...
Comcast Xfinity Compatible Modems List by Speed Tier (2026)Find the best Xfinity-approved modem for your speed tier. This guide covers every compatible modem from entry-level plans up to multi-gigabit, so you can ditch the $15/month rental...
How to Activate a Modem With Comcast Xfinity (Internet and Phone)A complete guide to activating your own modem on Comcast Xfinity, including online self-activation, phone activation, and how to activate a phone modem for Xfinity Voice service.
Xfinity xFi Gateway Not Working? How to Fix Common XB6, XB7, XB8 IssuesA complete troubleshooting guide for the most common Xfinity xFi Gateway issues, including Wi-Fi drops, slow speeds, bridge mode problems, and overheating on the XB6, XB7, and XB8...
What Is DOCSIS 4.0? Speeds, Timeline, and 2026 Availability GuideDOCSIS 4.0 is officially here, bringing symmetrical multi-gigabit speeds to cable internet for the first time. While fiber remains the gold standard, this massive upgrade to existing coaxial...
How to Cancel Xfinity Internet Service (2026 Guide)Canceling your Xfinity internet or TV doesn't have to be a headache. Whether you are moving, switching to fiber, or cutting the cord, use this comprehensive guide to...
Netgear CM1000 vs. CM1100 vs. CM1200: The Differences ExplainedStuck at the "Netgear Wall of Numbers"? We break down the CM1000, CM1100, and CM1200 in plain English. Learn why the 4-port model isn't a router and which...