Open QuickBooks Desktop on the same computer you used to create the backup company file.Open your original company file as usual (not the backup). Create a portable copy (.qbm) of your company file.Open QuickBooks Desktop on the new computer.Restore you company file using portable copy (.qbm) instead of the backup.Call us QuickBooks Customer Service (855) 742-7868 -Well help you to Solve quickbooks errors.