@Kevin_Z Yes, my pc is connected with Archer C6 with a Cat6 Ethernet cable. I am using my mobile handset (Redmi Note 7 Pro) I have already tried the changed settings from previous posts regarding...

@Kevin_Z First of all, I use my Archer C6 as my primary router and the extender is connected through a cat6 cable. The speed is affected as below: 1. Before I connected to my extender: 2. I connected...

@Kevin_Z Hello there!!! I tagged you in my new thread because I saw a forum post where you actively helping a similar thread (same model). My problem is slightly different and I already tried...