How to repair the firmware of TFTP wndr 3700

Errors in the upgrade operation or interruption of the upgrade process may cause the image file in the flash memory to be damaged.

The common phenomenon is: PC is connected to the LAN port of the router through network cable, and IP address cannot be obtained; Or you have successfully obtained the IP address, but you can't access the management interface of the router.

In this case, try to repair the firmware through TFTP.

Preparatory work:

Create a new folder "TFTP root directory" on drive C;

Click the link/support/router/wnr 1000v 2.asp, download the latest firmware on the technical support page of wnr1000v2 (for example, English version1.0.1), and save it in "TFTP-"

Repair steps:

Turn off the power of the equipment;

Press and hold the Restore Factory Settings button (the small red circle next to the LAN port) on the device panel;

Turn on the power of the equipment and hold down the WPS key at the same time;

Observe the power light (at this time, press and hold the Restore Factory Settings and WPS button) until the power light changes from orange flashing state to green flashing state (which indicates that the device has entered TFTP repair mode);

Connect the PC to the LAN port of the device with a network cable, and set the IP of the PC to 192. 168. 1. X (in this case, the IP address is set to192.168.1.2) and the subnet mask is 255.255.255. ..