: For other regions, check the D-Link Global Download Center or the D-Link Technical Support site. How to Manually Update Firmware
can be downloaded directly from the D-Link Support Resources portal. This page hosts all necessary files for , including the latest software, setup guides, and manuals. Firmware Download Links dsl3890 firmware link
: For a direct list of available firmware versions (bin files), visit the D-Link AU File Server . : For other regions, check the D-Link Global