Open QuickBooks.
Select the File menu, then Open or Restore Company...
Restore the file based on its type:
Windows company file (.qbw)
Select Open a company file, then select Next.
Open the appropriate folder, then choose the company file.
Select Open, then enter the password.
Windows backup file (.qbb)
Windows portable file (.qbm)
Mac company file (.dmg or .qbxxx)
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