If you own a Moto Z2 Force you should have received the over-the-air update notification for November 1 Android security update. The new build number is NDXS26.183-15-5.
Motorola's instructions explain that for a successful installation, the battery in your phone should be at least 50% charged and your device should be connected to a Wi-Fi network or LTE.
If you haven't got the notification of this new software update yet, Just go to Settings - About Phone - Software updates, and It will automatically start downloading the latest update. The update will take around 10-15 minutes to get Installed on your device.