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

QuickBooks for Windows

QuickBooks for Mac (applies to US only)

 

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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