Nr5103e Firmware: Zyxel

If you want, I can:

A new firmware may reset Wi-Fi settings. Go to Wireless > Radio and ensure 2.4GHz & 5GHz are enabled. For 6GHz (Wi-Fi 6E), if supported, check region regulations. If issues persist, toggle WPA3 back to WPA2-PSK. zyxel nr5103e firmware