Thanks for the suggestion. I tried to fix a mac address instead of the real mac address, but the two addresses associated with two different bands are still randomized from day to day. And it doesn't work at least at my router. Is there any other idea.?
Actually, the key issue is why I have to...
I have an Asus BE88u router at home, which has enabled both Wifi 7 and MLO options. To make sure the security of wireless system, I also setup the whitelist of mac address, to prevent unknown equipments to use the wireless. Then I had the difficulty to get the iPhone 16 Pro, which is compatible...