Learn the best ways to resolve Error 1321: The installer has insufficient privileges to modify the file:

“Error 1321: The installer has insufficient privileges to modify the file” usually arises when the installer is not able to write any certain file due to the lack of permissions or any other problem. In this case, the user needs to update the privileges for QB files. QuickBooks error code 1321 is one of the common bugs that the users generally encounter. These kind of errors can be a bit annoying for the users.

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What is QuickBooks Error 1321?

Whenever one tries to install the company file, the error 1321 occurs. When this error occurs, it gives a message which is ‘The installer has insufficient privileges to modify the company file’.

QuickBooks Installer Error Code 1321 - Screenshot

When this error occurs you may see one of the following error messages on your desktop screen:

Error 1321: The installer has insufficient privileges to modify the file

The installer has insufficient privileges to modify the file C:\Program Files\Intuit\QuickBooks\sdkeventl.DLL

The installer has insufficient privileges to modify the file C:\Program Files\Intuit\QuickBooks\CfScan.DLL

The installer has insufficient privileges to modify the file at C:\Program Files\Intuit\QuickBooks YEAR\QBONLI32.DLL

The installer has insufficient privileges to modify the file [2]

The installer has insufficient privileges to modify the file C:\Program Files\Intuit\QuickBooks Point of Sale X.0\dataimporter.exe

Note: When you click on Retry button, you may see another error message on your screen and your software installation or software update will be failed.

Reasons of occurring QuickBooks Error code 1321

  • The File Copying process is slower than the file update process.
  • Antivirus or Firewall is blocking your QuickBooks.
  • Windows permission for the folder containing file has been restricted.
  • File is either damaged or in use.

Signs and symptoms of QuickBooks error 1321

There are a couple of pointers that could help the user in identifying the error code 1321. Let us explore those signs one by one:

  • The user might receive a message like “The installer has insufficient privileges to modify the file C:\Program Files\ Intuit\ QuickBooks\ CfScan.DLL” OR “The installer has insufficient privileges to modify the file at C:\Program Files\ Intuit\QuickBooks YEAR\QBONLI32.DLL“. This can be one major point to identify the error
  • Or when the QuickBooks file gets damaged, it might indicate to this error
  • The speed of the software lowers down or the software responds sluggishly
  • Or the windows restrictions on the folder can be another sign

Read Also: Fix QuickBooks Error Connection has been Lost error

Methods to Troubleshoot QuickBooks Error code 1321

Perform the below given solutions in the order to resolve the QuickBooks install error 1321:

Solution 1: Download QuickBooks tools hub and Run QBinstall Diagnostic Tool on the system

QuickBooks Tool Hub can help you to resolve common QB errors that comes while using the software.

  • First of all you need to close QuickBooks and all other running apps in background.
  • After that download the QuickBooks Tool Hub file and save it in your desktop.
  • Once the tool downloaded successfully, open it.
  • Now go thorough the on-screen instructions to install and agree to the terms and conditions.
  • Once the tool successfully installed on your system, it will create a icon on your desktop menu. Double-click on the icon to open this tool.
QuickBooks Tool Hub - Icon

Note: In case you are unable to find the icon on your system, then search in Windows for QuickBooks Tool Hub and choose the program.

QuickBooks Tool Hub - Screenshot
  • Now in the tool hub you need to choose Installation Issues tab.
  • After that, choose QuickBooks Install Diagnostic Tool here. (Note: The whole process may take up to 20 minutes.)
Choose QuickBooks Install Diagnostic tool - Screenshot
  • Once the tool successfully done the scan, just reboot your system once.

Solution 2: Temporarily Turn off the Antivirus and reinstall or update it

Temporarily Turn off the Antivirus - Screenshot

Read Also: What is QuickBooks error code -6000?

Solution 3: Make a new Windows admin user account

Create new Windows Admin User-Screenshot
  • First of all, Hit a click on Start > Control panel > Select User/Accounts.
  • After that choose Create a New user and name the account.
  • After that Set it as an administrator.
  • Now create an account and log out from the current account.
  • Finally login to the new account.

Solution 4: Change/Edit the Windows permission on the folder

Change the Windows Permission on the folder - Screenshot

For Windows 7, 8 and 10: (32-bit and 64-bit version)

For 32-bit version (Windows 7, 8 and 10):
  1. Firstly, Press Windows + R keys together top open the Run box on your computer.
  2. After that enter the path to the folder containing QB program files in the open field.
  3. After that Press Enter key.
Desktop Enterprise:
  • C:\Program Files\Intuit\Enterprise Solutions 20.0
  • C:\Program Files\Intuit\Enterprise Solutions 19.0
  • C:\Program Files\Intuit\Enterprise Solutions 18.0
  • C:\Program Files\Intuit\Enterprise Solutions 17.0
Pro and Premier:
  • C:\Program Files\Intuit\QuickBooks 2020
  • C:\Program Files\Intuit\QuickBooks 2019
  • C:\Program Files\Intuit\QuickBooks 2018
  • C:\Program Files\Intuit\QuickBooks 2017
Point of Sale System
  • C:\Program Files\Intuit\QuickBooks Point of Sale 12.0
  • C:\Program Files\Intuit\QuickBooks Point of Sale 11.0

For 64-bit version (Windows 7, 8 and 10):

Desktop Enterprise Solutions:
  • C:\Program Files (x86)\Intuit\Enterprise Solutions 20.0
  • C:\Program Files (x86)\Intuit\Enterprise Solutions 19.0
  • C:\Program Files (x86)\Intuit\Enterprise Solutions 18.0
  • C:\Program Files (x86)\Intuit\Enterprise Solutions 17.0
Pro and Premier:
  • C:\Program Files (x86)\Intuit\QuickBooks 2020
  • C:\Program Files (x86)\Intuit\QuickBooks 2019
  • C:\Program Files (x86)\Intuit\QuickBooks 2018
  • C:\Program Files (x86)\Intuit\QuickBooks 2017
Point of Sale:
  • C:\Program Files (x86)\Intuit\QuickBooks Point of Sale 12.0
  • C:\Program Files (x86)\Intuit\QuickBooks Point of Sale 11.0
  1. In a new window, select the View option then click on customize the folder.
  2. After that Go to Security Tab, in the Properties window and hit a click on Administrations.
  3. Now choose Allow which is right next to Full Control.
  4. Again go to Security tab and choose the System user.
  5. After that you have to repeat the Step Number 5.
  6. Now hit a click on OK button and Close the Properties window.
  7. Finally, perform a QuickBooks desktop Installation

Related article: How to Fix QuickBooks error code 1311?

Solution 5: Retrying the update

  • When the user encounters the error code, he/she is supposed to click on the retry tab and finish the update process
  • After that, if the issue persists, the user needs to hit the ignore/cancel icon and then click on options tab
Error 1328 - Screenshot
  • Followed by disabling or turning off the antivirus for a temporary basis
  • And lastly, try to install the QuickBooks desktop again in a proper manner

Solution 6: Updating insufficient user privileges

  • At the time of installation process, the error might appear. Like the AcrobatConnect.cfg shoots the error message on the screen.
  • The user might require to set the permissions on the folder

For Windows XP Professionals:

  • The very first step is to click on Windows + E keys and then open windows explorer
  • After that, navigate to the error message parent folder
  • Right click the parent folder
  • And then, from the drop down menu, select the properties tab
  • Also, choose security tab
  • And opt for the administrators for the group or user names

On Windows XP

If you are a Windows XP user, then carry out the steps below:

  • The windows XP user needs to shut down the system and turn it on after a couple of seconds
  • When the windows logo shows up, click on F8 key
  • And then visit the safe mode with networking icon and later hit enter
  • In the windows XP professional, the user needs to follow the prompted instructions to update the user privileges and later start the system and install QuickBooks
  • Select the system icon from the group or user names tab. Choose full control to allow system permission
  • The next step is to select advanced icon
  • And hit replace permission entries on all child objects with entries here that apply to child objects
  • Shut down the properties window and click OK tab. And you are good to go.

See Also: How to resolve QuickBooks Error H202 in case of Windows Server 2012 Essentials R2?

After applying all the above solutions, if you are still not able to resolve QuickBooks Error Code 1321, then you can contact our 24/7 QuickBooks enterprise support number i.e. 1-888-291-2294 which is toll-free and has our experts available on the other side to assist you and fix the issue.


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