@Uttz That's a known problem with Archer C6. 2.4GHz is unreliable, it drops everytime, meaning you can't ping even your router in lan. Wireless and 5GHz are fine. Everyone knows that, except tp-link....

Same problem here affecting only 2.4GHz. Running the factory firmware 1.1.5 Build 20191112 rel.36515(5553). 2.4GHz suddenly stops working, clients can still connect but can't reach the router (Archer...