Downloads and Resources

Vigor 3900 - Older Firmware

Firmware Information
Current Version	1.5.1.7 Release Notes
Release Date	12/10/2026
Support Language	English

IMPORTANT NOTE :
Do not upgrade directly from 1.0.5 (and earlier) to 1.5.1.7.

Due to differences in the Web UI and functionality, the router MUST first be upgraded to at least 1.0.7.1 prior to upgrading to 1.5.1.7.

Upgrade your router to Version 1.0.7.1 or later first, and afterwards upgrade the router to Version 1.5.1.7.