@Anton_Zhezherun Thanks for posting question here. According to your description, it is WAN connection unstable (Router Internet LED turns red/orange). It is suggested to follow the steps below to...

@Gautam2345 Thanks for posting question here. Please share your exact network topology and we may understand your situation better. And how did the Archer AX55 disconnect? Any changes on LEDs?

@jesuslobo18 Hi, thanks for posting question here. When did you purchase the router? Can the router work properly before? Is there any error message if all devices failed to connect to the 2.4GHz or...

@SushanT1593 Hi, what is the model number of your TP-Link router? It is suggested to read this troubleshooting guide and try to disable the QoS and Parental control on the TP-Link router.

@Tuanvayn Hi, the download link in the thread contains tools file. Also, the note says: Please refer to the included "readme" file in the download links for instructions on performing the firmware...

@RebvaDernop Hi, you may share details then further suggestion can be possible. What is the model number hardware version of your TP-Link product? How did you access the router's web UI? On which...