@Koldur Hello, thank you very much for posting on TP-Link Community. The channels below 33 in the 6GHz frequency range represent the initial 160MHz range, which is separated from the 5.8GHz frequency...

@Eric_AU Hi, thank you very much for posting on TP-Link Community. We would like to escalate your case to the support engineers, and they will help follow it up, if you are willing to do further...

@Tim_J Hi, when you turn off the access control, the allow list or deny list will be cleared since the function itself is disabled completely, then when you turn back on access control again, you...

@Fri13 Hi, is it possible for you to connect a computer to the router via Ethernet cable and test the ping again for comparison? Which will narrow down the issue and confirm if only WiFi connections...

@Mahapurush Thank you very much for the update, glad to hear that you've solved the upload speed issue of satellite router, I have forwarded those information to our senior engineer as well.

@ibrahim1988 We would like to escalate your case to the support engineers, and they will help follow it up, if you are willing to do further analysis, please check your inbox and respond.