TP-Link

Indicator lights

All TP-Link error codes and indicator lights by model

• Archer AX21Power LED onPower LED blinkingPower LED off2.4 GHz Wireless LED on2.4 GHz Wireless LED off5 GHz Wireless LED on5 GHz Wireless LED offInternet LED, Green onand 6 more
• Archer AX55Power LED onPower LED, slow blinkingPower LED, quick blinkingPower LED off2.4 GHz Wireless LED on2.4 GHz Wireless LED off5 GHz Wireless LED on5 GHz Wireless LED offand 8 more
• Deco X55Status LED, pulsing yellowStatus LED, solid yellowStatus LED, pulsing blueStatus LED, solid blueStatus LED, pulsing greenStatus LED, solid greenStatus LED, pulsing redStatus LED, solid red

Routers

• Archer AX21
  TP-Link Archer AX21 AX1800 Wi-Fi 6 routerAlso Archer AX21 V4.614 indicator lights, 1 problem, 8 how-tosVerified 13 November 2026
• Archer AX55
  TP-Link Archer AX55 AX3000 Wi-Fi 6 routerAlso Archer AX55 V1, Archer AX55 V1.6, Archer AX55 V4, Archer AX55 V4.616 indicator lights, 1 problem, 12 how-tosVerified 13 November 2026
• Deco X55
  TP-Link Deco X55 AX3000 mesh Wi-Fi 6 systemAlso Deco X55 V38 indicator lights, 3 problems, 6 how-tosVerified 13 November 2026