# NOTICE - Need for WiFi 6 Upgrade

**URL:** https://community.cambiumnetworks.com/t/notice-need-for-wifi-6-upgrade/74456
**Category:** Wi-Fi 6
**Tags:** field-service-bulletin
**Created:** [November 30, 2020, 2:43pm UTC](https://community.cambiumnetworks.com/t/notice-need-for-wifi-6-upgrade/74456 "2020-11-30T14:43:57Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![CambiumChuck](https://d10gw3vjmzyp8.cloudfront.net/user_avatar/community.cambiumnetworks.com/cambiumchuck/32/30895_2.png) [@CambiumChuck](https://community.cambiumnetworks.com/u/CambiumChuck)
#### Post date: [November 30, 2020, 2:43pm UTC](https://community.cambiumnetworks.com/t/notice-need-for-wifi-6-upgrade/74456/1 "2020-11-30T14:43:57Z")

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On July 1, 2021 Cambium will update the certificate for [https://cloud.cambiumnetworks.com](https://cloud.cambiumnetworks.com) to use a new Certificate Authority. All cnMaestro managed devices without the updated Root CA certificate will fail to connect to the cnMaestro Cloud service. Please see the following Field Service Bulletin (FSB) for WiFi 6 upgrade instructions.

> **[fsb9083 - Cambium Networks](https://www.cambiumnetworks.com/support/field-service-bulletins/fsb9083/)**
>
> FIELD SERVICE BULLETIN Update cnMaestro Cloud Managed Device Software by June 30, 2021 to Prevent Service Loss Document Number FSB9083 Revision 000v001 Download the PDF version Application Global Effective Date Nov 10, 2020 Expiry Date N/A BULLETIN...

[FSB9083 - cnMaestro Cloud Managed Devices Require Software Upgrades by June 30, 2021.pdf](https://community.cambiumnetworks.com/uploads/short-url/2I4xhkM2G8XtHLPjmBuA5FMlOJg.pdf) (378.6 KB)