Openwrt - W1700k

Flashing a router can brick it if done incorrectly. Do not skip this section.

In conclusion, OpenWRT on the W1700K offers a powerful and customizable solution for users seeking to enhance their router's performance, security, and features. With its robust package management system and active community support, OpenWRT is an excellent choice for enthusiasts and developers. By following the installation process outlined above, users can easily install OpenWRT on their W1700K router and take advantage of its many benefits.

Never opkg update – full package lists won’t fit. Instead: w1700k openwrt

To save overlay space:

# Move log to RAM
echo 'tmpfs /var/log tmpfs defaults,noatime,nosuid,size=64k 0 0' >> /etc/fstab
mount /var/log

Rebuild with new settings: Never save config on device – maintain it externally in files/etc/config/ and rebuild image each time. Flashing a router can brick it if done incorrectly


  • Problem: 2.5GbE WAN port only negotiates 1Gbps.

  • Problem: Bricked router (no LED, no ping). To save overlay space: # Move log to

  • Write sysupgrade:

    # After initramfs boots
    sysupgrade -n /tmp/openwrt-sysupgrade.bin