I am having similar issue with SagemCom F@st 5866t; I have already raised a ticket but haven't gotten any solution.  My issue 1. When I try to cast or mirror videos or photos from my iPhone or Android phone, I don't see any devices in the network. However, I have three google cast receiving devices(nest and a hub) and one TV with built-in Chromecast and Airplay/Homekit service.   I already tried contacting TPG Support. It seems nobody has the answer to this. I did some research and found out ipV6 is the issue, as I am getting 3-4 IP V6 addresses and an ipv4 address.  https://forum.openwrt.org/t/airplay-not-working-on-openwrt-19-07-mi-wifi-router-3g/99476/4   I came to this conclusion after taking a long list of troubleshooting myself that involved. 1. Turning off Band Steering,  2. Isolating 2.4GHz and 5GHz signals naming them separately. 3. turning of WMM and 5GHz. 4. Resetting modem 3-4 times Finally, I turned off all the wireless signals (2.4GHz & 5GHz) and added a second router (disabled ipV6), which also has 2.4 and 5 GHz; it worked perfectly fine.    I am still waiting for someone to fix the issue. It's been almost a week+       ... View more