Note:
You'll find further information about how to back up your data on digital devices under following link:
Backing up data
Here is the FAQ link for you:
https://neroknowhow.com/category/nero-backitup/?langfrom=en
Or you can open BackItUp, then clicking 'KnowHow'->'Nero KnowHow PLUS' to find the Nero BackItUp manual.
Thanks for your supporting of Nero!
Nero Support Team