@Mr--Smith242 Let's hope this setting is the culprit for your troubles. It's just peculiar that this affected you after a year of using the device.

@kch140 My educated guess is that this is implemented in higher router models like BE800 and up: #1 leads to #2, i.e.

@Raajpoot Here's a coparisson among different mesh technologies provided by TP-Link. Long story - short, you're aiming Easymesh because Onemesh is a TP-Link proprietary technology. Regarding Archer...

@Zainmahar This may have been caused by the RE lost the connection with your main router wireless network. If it's possible try connecting the RE closer to you main router and test the stability of...

@RMG915 The reason is certainly one of those two but only an electrician can exclude "circuit has been changed in sub fuse board when installing the solar".

@Zainmahar There's no sleep mode in TL-WA850RE. What you can check is if a power schedule is configured: