Select from the drop-down menu if prompted.
Visit your regional official D-Link support website or their official FTP server (e.g., D-Link Middle East, India, or Europe, depending on where the router was purchased). Search for . Select the C1 hardware subsection.
Connect your computer directly to one of the yellow LAN ports on the back of the router. dlink dsl2750u c1 firmware install
Hold the Reset button for 10 to 15 seconds until the power light flashes steadily.
Click , select your firmware file, and click Update Firmware . Step 4: Post-Installation Cleanup Select from the drop-down menu if prompted
Here is the standard procedure to access this mode, which is common for many Broadcom-based routers like the DSL-2750U C1:
The path varies slightly by the current firmware version. Look under: Select the C1 hardware subsection
The most critical step is finding the right firmware. D-Link has several regional support sites. It's best to start with the official support page for your region. For users in specific countries, D-Link's local sites offer files. For example, the Singapore support site lists firmware version 1.0.1 from 2017, and other builds from 2018.
While holding the Reset button, press the power button to turn it back on.
Assign a static IP address to your computer's network adapter: 192.168.1.10 Subnet Mask: 255.255.255.0 Default Gateway: 192.168.1.1 Turn off the router using its power button.