After updating to version 102, users may see notifications mentioning to reboot but the Tweak Setting for showing these notifications is disabled.
Administrators may have disabled the Tweak Setting Display a message to reboot the server after essential software updates. After updating to version 102, these notifications appear regardless if the server requires a reboot.
We've opened an internal case for our development team to investigate this further. For reference, the case number is CPANEL-40350. Follow this article to receive an email notification when a solution is published in the product.
If all items are up to date and quotas are working correctly, then enabling the Display a message to reboot the server after essential software updates Tweak Setting will cause the notifications to go away.