@Gazouille Hello, try to customize the wireless settings of 2.4GHz, including wireless channel and channel width. You can use channel 1, 6 or 11, and change channel width to 20MHz. May it help.

@MR400-84 Have you get a replacement yet? And what about the current performance of the MR400?

@anjay What about the current hardware and firmware version of your TL-MR6400? Please check the country version as well, you can find it on the back of the actual device. Good day.

@Ender166 @aadlfcfn @Scott_Lin @devfayde Please check your inbox, our engineer will email you and will do further analysis to figure it out.

@Cyrex Yes, it is, You can check the Onemesh compatibility list. https://www.tp-link.com/onemesh/compatibility/

To those who may be concerned, Hi all, if you have the disconnection issue with your LTE gateway, please help us to provide the information attached below. So that we can speed up the whole process...