@Gerben Please draw a picture of the current network diagram. How do you connect these devices together? What is the model number of switch? With ISP router--main Deco--PC, please run a speed test...

@pl_svn Thanks for your reply. What is the current network diagram? How do you connect these devices together? When the speed from Deco drops down to 90Mbps, please connect your computer to the...

@dotman I'm afraid that you changed the subnet mask of LAN, not WAN. The LAN subnet mask cannot be 255.255.255.255. To do further analysis, please take a picture of the IPV4 page on the Deco app when...

@Rigsby You can try to use the wireless configuration utility for other products. https://www.tp-link.com/support/download/archer-t2u/v1/#Utility If still the same, there is not much we can do. You...

@IanE Below is the download link of the firmware for TL-WPA4220 V4. https://www.tp-link.com/support/download/tl-wpa4220kit/#Firmware You can verify the current firmware version via the tpPLC utility....

@K4mil3k Hello, I checked some datasheet and confirmed with our engineer, the current situation is normal. As the definition of trigger, it is "an event or circumstance that is the cause of a...