@Aashish_AS You can browse the community's Feature Request section. There you'll see few similar requests and a lot of discussion on that matter.

@Samujel Here's your C80 LED status description. If you don't have any ISP provided device before your wireless router then probably you need to clone the 841N MAC address to your new C80. Here's an...

@Ziglar Change the wireless security settings to these for both bands and test if there's any improvement:

@A6TPL No, it doesn't. I am using it in AP mode. But it does support WDS Bridge in router mode though, which you could use similarly as RE: Archer C6/A6 v2/v3 and Archer C6U support WDS and they're...

@A6TPL In RE mode both wired and wireless clients can have internet access through the extended network. Archer C64 is the gigabit version of C54 for example.

@Nohackmove If OneMesh is to be used it should be TP-Link brand - here are the AC1200 RE with OneMesh.