Does it work at Access Point or range extender mode? Firstly, make sure the firmware is the latest one. If it's range extender mode, change the wireless channel of main home Wi-Fi. If it's access...

What's the working mode on RE350? If you set it work at range extender mode, the wireless channel can be only the same as your main network. We can only set different channel when it works at Access...

Did you configure TL-WA850RE at extender mode? If yes, the password should be the same as your home network.

it only supports internet VLAN. If your ISP requires VLAN supported, confirm the VLAN ID firstly. Enable VLAN and click on VLAN to put the ID in the VLAN ID section. good luck..

Generally speaking, if we enable this feature, we can enjoy better roaming. However, some old devices do not support 802.11r roaming protocol, they may disconnect if we enable it. Therefore, it...

consulted tp-link support about this and it seems they have no plan to support apple home kit in a short time.