1. Check if the app is already installed on your PC. If so, uninstall and reinstall it.
    To search for and uninstall apps in Windows:

    1. On the Start menu, select Settings.



    2. In Settings, select System > Apps & features.



    3. If the app is listed, select it and then click Uninstall.



    4. Follow the directions on the screen.

  2. Install the package to a folder that is not encrypted.


    Use this method if you receive the error message because you try to install iSpring Suite to a folder that is encrypted.

  3. Install the package to a drive that is not accessed as a substitute drive.

    Use this method if you receive the error message because the drive that contains the folder that you try to install iSpring Suite to is accessed as a substitute drive.

  4. Grant Full Control permissions to the SYSTEM account.

    To do this, follow these steps:

    1. Open File Explorer (or Windows Explorer), right-click the drive that you want to install iSpring Suite to, and then click Properties.



    2. Click the Security tab. Verify that the Group or user names box contains the SYSTEM user account. If the SYSTEM user account doesn't appear in the box, follow these steps to add the SYSTEM account:

      1. Click Edit. If prompted, approve the User Account Control.
      2. Click Add. The Select Users or Groups dialog box appears.
      3. In the Enter the object names to select field, type SYSTEM, and then click Check names.
      4. Click OK.

    3. To change permissions, click Edit. If prompted, approve the User Account Control.

    4. Select the SYSTEM user account, and verify in the Permissions section that Full Control is set to Allow. If not, select the Allow check box.

    5. Close the Permissions dialog and return to the Properties dialog. Click Advanced.

    6. Select Change permissions. If prompted, approve the User Account Control.

    7. In the Permissions tab, select the SYSTEM entry and click Edit.

    8. Click the Applies to dropdown and select This folder, subfolder, and files. Click OK.

    9. Wait for the operating system to apply the permissions that you have selected to all child folders.

    10. Run iSpring Suite.

       If you still can't install iSpring Suite, contact support.