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abarto/archer-c20-openwrt-stock-firmware.md

Last active February 15, 2022 00:59
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archer-c20-openwrt-stock-firmware.md

Archer C20 Install OpenWRT / Recover Stock Firmware

Basic Setup

  • Turn off the device
  • Install a tftp server
  • Set ip address to 192.168.0.66
  • Connect ethernet cable to any Ethernet port

Install OpenWRT

  • Download tftp recovery image from the device page
  • Rename the file to tp_recovery and put it on the tftpboot directory (i.e. /var/lib/tftpboot).
  • Press the rest button
  • Press the power button. Release once the WAN LED start flashing.
  • Wait until the process is completed.

Recover Stock Firmware

  • Download the device firmware image from TP-Link device page.
  • Unzip the firmware image
  • Prepare the image file for tftp recovery: dd if=Archer_C20v4_EU_0.9.1_4.16_up_boot[181213-rel63587].bin of=tp_recovery.bin bs=512 skip=1
  • Copy tp_recovery.bin to the tftpboot directory (i.e. /var/lib/tftpboot).
  • Press the rest button
  • Press the power button. Release once the WAN LED start flashing.
  • Wait until the process is completed.
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