If your Motorola MB8611 is running smoothly, you don’t need to worry about the firmware. Your ISP will handle the heavy lifting in the background, usually during the early morning hours when internet usage is at its lowest. If you'd like to dive deeper, let me know: Who is your (Xfinity, Cox, etc.)? Are you experiencing connection drops or slow speeds ?
Since you cannot click "update," you must trigger the ISP’s auto-provisioning system. Here is how to force a check: motorola mb8611 firmware
Patching vulnerabilities that could allow unauthorized access to the modem’s settings. If your Motorola MB8611 is running smoothly, you