4] Run Windows Network Diagnostics A proper diagnostic of the network connection may also resolve the issue of Red Cross X on Wi-Fi or Network Icon. Press Windows Key + R to open the Run window ...

I think it happened when we put IE 6.0 on my mom's computer, but I could be wrong. The network connection icon has disappeared from the system tray, and I can't find the setting that puts it back ...

Missing Network Icon for 5G or LTE This bug freaked me out, as I was just about to leave the house and noticed that with WiFi off, my Pixel 7 wouldn’t show a network icon for LTE or 5G.