@Kevin_Z Thanks, I already sent it back to the retailer for them to claim the warranty. After I flashed the most recent firmware, the LCD froze and shown a weird looking screen tearing.

@Evg79 you need to first extract the content of your downloaded zip file and use the other zip file within the downloaded zip file, there's a pdf manual inside you can read it and follow the steps,...

@BBiswas how do we request this firmware to be included in the next Ubuntu kernel update? Who can send or notify the maintainers? Edit: Adding tag @MonkeyDLuffy

@Kevin_Z This seems to be the best workaround so far and the best solution. https://community.tp-link.com/en/home/forum/topic/208022

Dear @Kevin_Z I have successfully updated my firmware using the local server method: Firmware Version: 1.1.8 Build 201110 Rel.1026n Unfortunately, I'm still having this issue (empty backlight lcd...

I had this issue earlier this week but not with MR600 but MR200. https://community.tp-link.com/en/home/forum/topic/248218