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If you do not select "Update and restart" or "Update and shut down", on the 7th day you will receive a further reminder every 2 days for 7 days:
If you choose to Snooze this reminder, you will receive it again each day every 2 days until a week after the updates are installed, before after which you will receive a "Persistent Notification" (i.e. one that cannot be dismissed) stating that the PC will reboot in one hour if you do not manually reboot it - after one hour the device will reboot itself.
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