Repair Adobe Acrobat: Quickbooks Unable To Locate PDF Viewer

A. Open settings

• Click on the Start menu or Windows button from keyboard
• Then search for the settings
• Open the settings

B. Set It as default app

• Now in settings go to the System option
• Then check for the default apps
• In Default apps, choose the file type as .pdf
• Then click on the option set as default
• Then click on Adobe Reader.

C. For Windows 7,8, 8.1:

Here are the steps:

• Click on the Windows Start button.
• Choose Control Panel
• Click on the Programs option.
• Discover the section Set default programs
• Search for the installed Adobe Reader
• Choose the program, and then hit on Set this program as Default.

D. For Windows 10:

• Locate the Windows Start option
• Hit on the Settings button
• Choose Apps
• Below the left section, select Default apps.
• Scroll down till you discover the .pdf and choose its default program
• Hit on Adobe Reader appears in the list.
• Choose Switch anyway

A. Uninstall Adobe Acrobat

• Go to the Control Panel 
• Then in the Programs a list shown to you
• From List select Adobe Acrobat
• Then click on Uninstall

B. Install Adobe Acrobat again

• Reinstall the application from the source you did before like CD, website or installation file in system

C. Update Adobe Acrobat

• Update the Adobe PDF viewer application again
• Then go to the QuickBooks software
• When the update is done try to open a PDF in it to check it.

A. Open File Manager and choose folder

• First of all open the File Manager in your system
• Then click on the Organize option
• Further click on the Folder option

B. Show hidden files

• Check for the Option
• Unmark the option show the files, folders, or drives that are hidden

C. Search and Rename the file

• Locate the QBpriint.qbp file
• Then double-click on the file to rename it
• After that Save it.

Here are the steps:

• Firstly press the Windows button + R button simultaneously.
• Write %TEMP% and then Hit on the Enter key.
• Now locate the temp folder. 
• Give a right-click on blank space and then select the contents.
• Delete the temp files

• Check you can open a PDF from the local hard drive. Here are the steps:
• In the web browser, follow the below steps:
  • Windows:
    • Hit on Ctrl+O Key
  • Mac OS:
    • Select File
    • Hit on Open File
• Now hit on the Browse option.
• Locate Files Of type button, select ALL Files
• Discover a PDF on your System, choose it and Hit on the Open option.

Firstly create a user account with the same access as the account you use when the issue encounters. Or now create a local administrator account. If the error does not occur with the new account, then the user account might be corrupted.

The registry comprises system-based information that is vital for the System and applications. So you have to take the backup before editing the registry. Adobe problems can be due to the incorrect modification of the registry.

Here are the steps you need to view for the registry:

• Locate Start option 
• Click on the Run option
• Enter Regedit and hit on OK button
• Search to the key HKEY_CLASSES_ROOT\Software\Adobe\Acrobat\Exe.
• Ensure that the (Default) value is set for the path where you installed Acrobat or Reader 
• The Adobe default path is “C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe”.
• The Acrobat default path is “C:\Program Files (x86)\Adobe\Acrobat DC\Acrobat\Acrobat.exe”.
• Verify the right registry path
• If the System does not contain the registry item, then follow the below steps:
• Open run window
• Enter Regedit and hit on OK
• Back up the active Registry file:
• It will display the Registry Editor Dialog window.
• Select File and click on Export 
• Write a file name and then select the location.
• Select All for the export range
• Hit on the Save button
• Locate the Edit option and then click on New 
• Hit on Key and then create the missing HKEY_CLASSES_ROOT\Software\Adobe\Acrobat\Exe.
• Discover Edit and then click on New 
• Choose String Value and then give a name to this Key (Default).
• Click on Default and then locate Edit and then click on the Modify option.
• Write the default path that appears in the Value data for the product.
• Restart the System

Sometimes the Key is corrupted then it is pointed to an older version of Reader or any third-party PDF viewer.

Here are the steps:

• Select the Start button
• Click on Run Window
• Write regedit in the field to display a Run dialog box.
• Hit on OK button
• Back up the active Registry file
• It will appear in the Registry Editor dialog box.
• Hit on the File button and then click on the Export button
• Write a file name and then select the location.
• Now Choose All for Export Range
• Hit on the Save button
• Locate to HKEY_CLASSES_ROOT\AcroExch.Document.
• Give a Right-click AcroExch.Document and Select Delete; Ensure that you have the right Key, and hit on the Yes option that appears on the prompt.
• Give a right-click on AcroExch.Document.7 
• Click on Delete
• Fix your Reader installation

Check the size of the PDF file. Many errors occur with the large size. So to fix the issue, it is recommended to optimize the PDF files. PDF optimizer helps to apply the settings to reduce the PDF file size.