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It appears that your modem already has the latest firmware.
I had the chance to ran remote tests and the modem showed connected for almost a day now.
Since wireless signals travel through the air, they are susceptible to different types of interference than standard wired networks. Interference weakens wireless signals and therefore is an important consideration when working with wireless networking. As you might be aware, the biggest factors which reduce Wi-Fi performance are the effect distance and internal walls have on signal strength.
I would recommend having a read on these Community articles which may be related to the issue you are experiencing:
• Easy Steps to Improve Wi-Fi Connection In Your Home
• Wireless Channel on your modem - what is it and why should I change it
Let us know if the issue is persistent so we can have our Technical team to assist you.
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