Backup of financial data created by QuickBooks money management software; contains a full backup of company financial data, templates, logos, letters, and images; used to restore the original data in case the primary .QBW file is deleted or corrupted.

QBB files are created by the Windows version of QuickBooks.

Important: The file extension may need to be changed from ".qbb" to ".qbw" in order for the file to open correctly in QuickBooks.