@habanerocat I don't know why the displayed speed changes, but for a test, could you try to set the QVR Pro Client to record at a lower resolution and/or bandwidth and then see if the connection...

@dedmoin I don't know why the Files app can't connect, but the Archer BE550 shows as supporting SMB 3.1.1 (see below), which, despite being about 10 years old, is still the latest SMB protocol in...

@GiantHogweed Here is the link to the Support website of Proximus again, which I already posted previously. On the upper right corner you can also switch it to French, Dutch or German if needed....

@GiantHogweed That is an IP address in the range used by the "Internet Box". Did you go through all the steps of the "Use your own equipment" webpage provided by Proximus?

@MachanVenCh Hi, This is a known problem and it will be fixed in upcoming firmware updates. https://community.tp-link.com/en/home/forum/topic/837652

@GiantHogweed Hi, Can you please log into your Archer AX11000 router and tell us what numbers you see on your AX11000 in place of the two numbers I circled in green in the screenshot below?