The article lists common file extensions you will encounter as you use QuickBooks Desktop.

 

QuickBooks for Windows

QuickBooks for Mac (applies to US only)

File extension File type/ Description
*.QB2016 QuickBooks 2016 for Mac company data file
*.QB2015 QuickBooks 2015 for Mac company data file
*.QB2014 QuickBooks 2014 for Mac company data file
*.QBB Windows compatible QuickBooks for Mac backup file
*.QBMB QuickBooks for Mac disk backup file (QuickBooks for Mac 2012 and earlier)
*.DMG QuickBooks for Mac 2013 and later use the Apple disk image to create backups
*.plist Preference files that store registration and any preferences set within QuickBooks
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