Update to my earlier post. After things working OK after setting the DHCP Server to 'Off', quite a few months later I started getting similar issues to before, in that my Windows PCs (a desktop and a...

@Exandrek Have you tried logging onto the device (type its IP into a browser) to see if you have a similar DHCP setting? I didn't update the firmware. It seems that changing the internal settings to...

@David-TP I ran into this problem having had the Model: TL-WA854RE Extender (Hardware Version: V4, Firmware Version: 1.0.12) in and working fine for a couple of months. I also have a number of Gb...

@David-TP Yes, It was exactly like that. Surprised I didn't come across it in my searching. Funny thing is though, I'd had the Extender in working fine for a couple of months before I started getting...

Since fitting the range extender, I've been having intermittent issues with other devices on both ethernet and wifi. I note that when I log onto the Extender it has DHCP Server settings of Auto, On...

@terziyski I did just that today and so far one of the ESPs that had the issue connected and has stayed connected for around 12 hours now. Another is not, so mixed success. More time will tell.