Get Started
- Prepare for Your Installation
- Reschedule Your Comcast Appointment in My Account
- What's Included in an Xfinity Self Installation Kit
- Self Installation Kit Installation Overview Videos and Guides
- TV, Internet and Voice Connection Types for Your Xfinity Service
- Self Installation Kits and What to Know Before You Order One
- How to Self-Install Xfinity Internet - Overview Video
- Benefits of Installing Your Own Service with a Self Installation Kit
- Ways to Activate Your Self Installation Kit Devices
- How to Change Your Xfinity Username - My Account Help
- Change or Reset Your Xfinity Password
- Activating an Xfinity Gateway
- Connect to Your In-Home WiFi Network
- Wireless Home Networking Equipment List
- Configure Windows Connection Settings for Xfinity Internet
- Configure OS X Settings for Xfinity Internet
- What is Port Triggering on the Xfinity Wireless Gateway?
- Connect an Online Gaming System to Your In-Home WiFi Network
- Connect a Smart TV to Your In-Home WiFi Network
- Connect a Wireless Printer to Your In-Home WiFi Network
- Help Your Guests Get On WiFi at Your Home
- Hook Up Your Router to Connect to the Internet
- Use Your Router to Connect Additional Computers to Your Home Network
- Hook Up Your Computer to Connect to the Internet
- Configure Your Mac OS X 10.6 Device Settings for Xfinity Internet
- Find MAC Address for Common Devices
- Set Up File and Print Sharing with Your Comcast Home Networking Device
- View and Change Your WiFi Password
- Change Your WiFi Network Name and Password in the Admin Tool
- Activating Your Wireless Gateway
- Using the Admin Tool to Secure Your Wireless Network
- 802.11 Networking Protocols and WiFi Home Networking Overview
- What Is WiFi and How Do I Get It?
- What is Home Networking?
- What Is Works with Xfinity?
- Uninstall Norton Security Online or Norton Security Suite
- Use VPN with Your Xfinity Internet Service
- Ways to Protect Your Computer from Viruses and Malware
- Find Out if Your Computer Has Anti-Virus Software Installed
- What is Email Phishing?
- Release and Renew Your Internet Protocol Address
- Blocked Internet Ports List
Troubleshooting
- Xfinity Internet or WiFi Connection Troubleshooting
- Check Your Computer's Performance
- Test Your Router's Internet Access
- Tips for Better WiFi Network Performance
- Can't Connect to Home Network - Troubleshooting
- Basic Troubleshooting for Your Home Network
- Xfinity Internet and WiFi Connection Troubleshooting for Your Customer Owned/Third Party Modem
- Improving Xfinity WiFi Network Performance For A Customer Owned Third Party Modem/Router
- Connect Devices to Your Home WiFi Network with Your Owned Third Party Modem or Router
- Xfinity Internet Minimum System Recommendations
- Optimize Your Internet Speed
- Check Your Computer's Performance
- Slow Computer Troubleshooting
- Top Tips for Computer Maintenance
- How to Upgrade Your Modem
- Gigabit Pro System Requirements for Xfinity Internet
- 802.11ac Technology Performance Benefits
- Learn How Network Congestion Management Affects Your Internet Use
- Benefits of Xfinity Internet
- What to Do if Your Cable or Internet is Out
- Reboot Your Wireless Gateway, Modem or Router
- Tips for Better WiFi Network Performance
- Top Tips for Getting the Most from Your Comcast Service
- Basic Self Installation Troubleshooting
- Ways to Get Help from Comcast
- Reset Your Modem for Xfinity Internet or Xfinity Voice - Overview Video
Equipment
- What is a Wireless Gateway from Comcast?
- Wireless Gateway Feature Comparison
- Wireless Gateway User Guides
- About the Wireless Gateway 2 and Wireless Gateway 3
- What is the Wireless Gateway 1?
- Find the MAC Address of Your Cable Modem or eMTA
- Blocked Internet Ports List
- What are DOCSIS and CableLabs?
- Downloadable Xfinity User Manuals
- Identify an Xfinity Camera
- Xfinity Camera for Xfinity Internet Limited Warranty
- Pair an Xfinity Camera from the App
- Install an Xfinity Camera Outside
- Turn on Sound for Xfinity Cameras
- Privacy Policy for Microphones and Cameras in Some Xfinity Home Devices
- 24/7 Video Recording FAQs
- Turn 24/7 Video Recording On and Off
- Watch Live Video and Motion Event Clips
- Download Motion Event Video Clips
- View Camera Feeds from Your X1 TV Box
- Sign In to your Comcast Email Account and Voicemail Service
- Manage Your Xfinity Email
- View Your Xfinity Email Account Status
- How To Add and Invite Users to Your Xfinity Subscriber Account
- What does the Xfinity logo next to an email message mean?
- Xfinity Email Activity Policy
- Set Email Filters or Spam Filters - Xfinity Email Help
- Xfinity Email - General Email FAQs
- Xfinity Email for Former Customers FAQs
- Recover Deleted Emails - Xfinity Email Help
- Mark Emails as Spam - Xfinity Email Help
- Email Storage Limits - Xfinity Email
- Manage Email Deletion Settings - Xfinity Email Help
- Manage Preferred Contact Email Addresses in the Xfinity My Account App
- How To Setup Your Comcast Email Address With an Email Program
- How To Manage Your Xfinity Email Settings
- Turn Tour Access to Third Party Email Programs On/Off in Xfinity Email
- Using Xfinity Email if You've Disconnected Your Service
- Set Up Your iPhone for Xfinity Email
- Troubleshoot Comcast Email Error Codes and Messages
- Set Up Your Android Phone for Xfinity Email
- Update Your Xfinity Email Port Settings
- The Difference Between IMAP and POP - Xfinity Email Help
- Add External Email Accounts - Xfinity Email Help
Features & Settings
Xfinity WiFi Hotspots
- Xfinity WiFi Hotspots Overview
- What is Xfinity WiFi?
- How to Turn Xfinity WiFi Home Hotspot On or Off - My Account Help
- Xfinity WiFi Home Hotspots FAQs
- Connect to an Xfinity WiFi Hotspot
- How to Manage and Remove Registered Xfinity WiFi Devices
- Manage Registered Xfinity WiFi Devices from the WiFi Portal
- Download the Xfinity WiFi Hotspots App to Optimize Your WiFi Connection
- Differences in Your Xfinity WiFi Network - Secure vs. Open Connections
WiFi Speeds
- Optimize Your Internet Speeds
- Tips for Better WiFi Network Performance
- Xfinity Internet or WiFi Connection Troubleshooting
- Xfinity Internet Minimum System Recommendations
- How to Upgrade Your Modem
- Check Your Computer's Performance
- Slow Computer Troubleshooting
- Top Tips for Computer Maintenance
- Gigabit Pro System Requirements for Xfinity Internet
- 802.11ac Technology Performance Benefits
- Performance Benefits of 802.11n Technology
- Learn How Network Congestion Management Affects Your Internet Use
- Benefits of Xfinity Internet