One fine day i was using my laptop, i lost connection to my 5ghz and was automatically 2.4ghz. I was able to see the 5ghz and tried to connect to it but there was no internet connection and automatically connect me back to 2.4ghz. I had all my drivers updated and restarted my modem.
How's things now after a reboot of your equipment? Do try out some of the troubleshooting steps at www.starhub.com/personal/how-to/how-to-improve-your-home-fibre-broadband-wifi.html to see if this works for you.
If you're still experiencing issues, please send us your registered name, service address and Hub ID / email address for verification by clicking the words bracketed by the arrows here > via Private Message < so we arrange for assistance.