Fix the inability to find QuickBooks scanner error in one go with the below-given write-up. Follow each step delicately and solve the scanner error.

Error: Scanner Could Not Be Selected Or Previous Instance Of Scan Manager Seems To Be Frozen

QuickBooks users at time face an error while using the scanner. The error message says: The scanner could not be selected; found or previous instance of scan manager seems to be frozen.

It happens when you try to attach a document using the feature to scan the document in QuickBooks attached documents, you see one of the following errors: Scanner could not be selected, previous instance of QuickBooks scan manager seems to be frozen.

Why does it occur?

It occurs as the scan manager requires a TWAIN-compliant scanner driver. This issue can occur if you have not set your device to the TWAIN setting. These errors can also occur if you are attempting to use a device that is not currently available online or connected to your system.

How to Resolve QuickBooks Scanner Error?

While attempting to resolve the error make sure that QuickBooks Desktop is up to date before performing any of the following steps. Check with the manufacturer of your scanner to verify that your scanner and driver are TWAIN compliant.

If you fail to use your scanner with QuickBooks Attached Documents and suddenly it stops functioning after updating the driver for your scanner, you can try reverting to the previous version of the driver.

Assure that your system is connected online, and set to TWAIN scanner.

  • Verify your Scanner (or Printer/Scanner) to ensure it is set to TWAIN scanner
  • Make sure that your Scanner (or Printer/Scanner) is online and available for use with the system you are working on.
  • In the scenarios – If working with a new device or else not used Scan Manager, please follow the steps in Set up QuickBooks Scan Manager for QuickBooks Attached Documents to ensure your scanner is compatible with Scan Manager and is set up in the right manner.
  • Import the scanned documents manually into QuickBooks Desktop
  • You can set up your scanners to manually scan your documents into your computer (you can save in the form of as an image file, .DOC file, or a PDF file).
  • After scanning of the documents outside of QuickBooks Desktop, open your company file and click on the attach icon within a transaction.
  • Browse your file from your computer that you saved outside of QuickBooks Desktop to import into your company file.

If above mentioned solutions fail and the problem persist you can call QuickBooks technical support number. The QB professionals are technically sound and include expert Pro Advisors, skilled and capable of resolving the error instantly. They are approachable and responsive to client’s doubts and queries through live chat, email, toll free phone number etc.

Help & Technical Support for QuickBooks Scanner Issue

Alternatively you can choose support from third party agencies when the QuickBooks team is engaged for a long time. QuickBooks Helps Number is a reliable QuickBooks Consulting Agency that offers best quality support for error rectification smooth and quick. It roofs highly experienced and knowledgeable QuickBooks professionals who with their combined skills help to resolve the issues. They assure complete error rectification in the minimum wait time. The resolution is complete and assured to be resolved in the minimum wait time. Contact us dialing our toll free help desk number


  1. Why am I not able to view QuickBooks scan manager in Document Center?

    QuickBooks Scan Manager is only compatible with QuickBooks Desktop for Windows. It is the major cause of why you are unable to see it.

  2. How can I scan the attachments in QuickBooks Desktop for Mac?

    Here are the steps:

    πŸ’  Open the Transaction
    πŸ’  You need to Hit on the attachment option to open the scan window.
    πŸ’  Choose the buttons & settings for the scan.
    πŸ’  Select Scan

  3. How can I fix QuickBooks unable to find scanner error?

    Here is the list of steps for testing the scanner issue:

    πŸ’  Locate the Scanner Setup Wizard
    πŸ’  Hit on Scanner
    πŸ’  Choose the Normal Mode
    πŸ’  Verify the Perform Tests field
    πŸ’  Hit on Next and then again hit on the Next button
    πŸ’  Choose a test to run.
    πŸ’  Select the Next button and then hit on Next button again to perform scanner testing
    πŸ’  The test page will display in your scanner document.Β 
    πŸ’  Verify the Repeat this test to check complete mode field and then πŸ’  Hit on Next button

Further Reading