@Fleegsta I see you have created a separate thread for T1U ping spike, I replied your thread here: https://community.tp-link.com/en/home/forum/topic/271048

@Stubdent You could try this latest chipset driver for and see if help with the issue:...

@jayreese Hi Changing channel works for the case that wired is stable only WiFi unstable case. Please check my reply here in your other post...

@bert682 Yes the speed looks reasonable, here is the FAQ: https://www.tp-link.com/support/faq/2928/

@jayreese Hello, Does the house Led goes off or ON when the issue happens on extender unit? You could try to turn off Power-saving mode on powerline devices and change a different wall socket for the...

@ire From your description, it 's more likely the distance is too far for the powerline unit in the shed. You could try a different powerline extender in that shed and if another unit performance the...