here is the information : ( make sure you have any FW between this device and internet - so you need to have FW rules to allow the content to download from cisco.)
WARNING!If you have not downloaded new device content for a long period of time make sure to initiate the update at a time when network demand will be low for an extended period such as during the night or on a weekend as the size of the update could be significant.
You can also check for updates to your FireAMP Private Cloud device outside of your scheduled Updates or if you have chosen not to have your device check for updates automatically. Click Check / Download Updates to check for new updates and download them to your device. Click Update Software once the download has completed. Your device will automatically be put into Maintenance Mode before running the update. You can also view the update details by clicking on the information link.
