@ALIBEN Thanks for your updates. May I know what is the model number of your iPhone and what is the iOS version? What about the Kasa app version and the Android device? Besides, cause the smart plugs...

@awtpling So you mean that the devices plugged into the USB port do not work, which cannot be detected, while the simple mouse cannot be charged, right? Try to plug an USB drive to the computer...

@Kuroford Can it detect other 5GHz networks except yours? Any error message pops up when you tried to connect to the 2.4GHz? Try to change the wireless settings of the main router to give it a go,...

@Shahidul04 Thanks for your reply. You can try to move the computer closer to the main router and modify the wireless settings of the main router to optimize the wireless performance to give it a go....

@imtootall Thanks for your explanation. It helps a lot. We have noted that and forwarded to our product engineer. For now, we would like to recommend you to wait for the updates. Thanks in advance,...

@mml Thanks for your requesting. Cause the TL-WR850N is a customized product based on the specific requests of ISP, it is recommended to contact ISP to get some suggestion first. Good day.