@ONGTS3372 Can you confirm if the QoS on the C3150 is enabled? Try to disable the QoS, or simply reset it to factory defaults, reconfigure it from scratch, then confirm, thanks.

@TechGuy01 Hi, thanks for pointing to similar issues. While I don't think you are reporting the same issue as Floppy did, and if I don't remember it wrong that Floppy resolved his issue by changing...

@mousehunt Please check if there is QoS setting for the handphone and tablet, try to disable it. You may also check the DoS Protection settings on the C9, if it is enabled, ensure the handphone and...

@Lime150 Hi, you may try Access Control, I have replied your another post.

@Lime150 You may use Access Control and add this specific device in the blacklist: https://www.tp-link.com/support/faq/1067/

@Bananapantsu As for the ping issues, please check if you have the same issue if you connect the same computer to your ISP modem directly first. Then try to disable the QoS on the AX10. As for the...