Thanks @Somnus and @Shoresy , it works. Sorry for the last response.

@Somnus The link has same version I downloaded, which is 2020xxxx. I'm looking for at least 2021xxx (which is the factory installed version). Seems to-link didn't put the latest version on their...

Hi, I just got SG-108E this afternoon (from Amazon, TP-link store) and the first thing I did is to upgrade firmware. The switch comes with firmware 20211209 Rel.52369, and I went to tp-link website...