Yes, you can, matobovet.
The QuickBooks Online backup is our own servers which have high levels of security. More details of our security can be found here.
It is not possible to do a back up yourself in the QuickBooks Online product you may be able to find a 3rd party application to do that. To know more about it, just click this link and related back up applications are listed. Just click on the app to review the details and how it works: Apps Center.
If we want to save a copy of our information directly saved in our computer, we can export reports and lists. Refer to these articles for more details: Export Data out of QuickBooks Online.
I'm here if you need more help. Take care!
