@its_chaudev The simple answer to your questio is Yes, it can.

@rakib2806 Archer C6 v3.2 won't work as a mesh extender/satellite with Archer C6 v4 as a main router. Some users succeded to do that other way round - C6 v3.2 as a main router ad C6 v4 as a satellite...

@wirSeefahrer Almost every TP-Link product supports Auto Negotiation speed on its Internet port. Many of these also support manually selecting this port speed to be 10 mbps:

@pra4abt When you enable Smart Connect feature you can't select a specific wireless channel. My advise - reset the router to its factory defaults. Start the Quick setup without enabling the Smart...

@LucaBilla Check this thread regarding your inquiry.

@3n3 Try to open the router WebGUI in a browser private/incognito tab (to bypass browser cookies) or another web browser. The operation mode (if exists) should be a section in the Advanced tab: