Same! Have you ever found a solution? If I turn on QoS it gets better during the uploads but the drops become totally random, even when there's no traffic

@TP-Link I am uploading from the cable most of the time actually. Furthermore to enable qos for the guest network I also have to enable it globally and that is causing intermittent drops of...

I am experiencing a problem where each time I upload a large file, all the other connections break for the duration of the upload. I tried enabling the QoS feature and it solves the issue above....