@Strumphinator after some time with TP Link support, it was figured out that enabling IPv6 was causing the issues. disabling it made it work as it should. That said, I ended up returning the router...

Heya's.. First off, your forum needs to be updated to recognize the Archer AX20 as a valid model; could only put AX50, so close enough.. Second, your parental controls are defective. while I can set...