We have likewise replied to your post located here:
I did run a line test on your connection and it appears that your modem is connected for almost 2 weeks now. To further check if you are experiencing issues with the Wi-Fi connectivity, you may want to check out these Community articles:
Furthermore, since the modem is connected for sometime now, rebooting the modem is one of the basic troubleshooting for most internet problems.
Modems are like any other electronic devices, it is not built to be running at all times. One of the reasons why we advise this is that when you leave your modem on for too long, it will tend to stop performing at its best.
We can agree to that however just like a desktop, routers/modems also have their own cpu, memory, main board and even operating system all of which that helps in managing data traffic. These components of the equipment can also get overloaded hence the requirement to sometimes perform a reboot.
Should you experience any connection issues despite the firmware update, let us know so we can have our Technical team to assist you.