To verify that the SharePoint Online app is set up correctly, perform a test backup and restore.
Back Up the Sites
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From the navigation pane, go to Protect > Office 365.
The Office 365 apps page appears.
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In the row for the app, click the action button
, and then click Back up. A message prompts you to confirm submission of the backup job.
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Click Yes.
 
Restore the Sites
- 
From the navigation pane, go to Protect > Office 365.
The Office 365 apps page appears.
 - 
In the row for the app, click the action button
, and then click Restore.The sites page appears.
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Select all the sites, and then click Restore.
The restore dialog box appears, with options for restoring to the original location already selected.
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Click Restore.