Best Way To Remove Office 11 Vista Error 1721

If you are facing Office 11 Vista Error Code 1721, this guide is for you.


  • Step 1: Download and install the software
  • Step 2: Open it and click on the "Restore" button
  • Step 3: Select the backup you want to restore from and follow the instructions
  • Get the software that will fix your PC by clicking here.

    Windows Installer Error 1721 is a common Windows operating system error that occurs for several reasons when Windows effectively installs an MSI package. You may receive an error message:

    “Error 1721: There was a problem with this Windows installation guide. Failed to execute script required for this use. Contact your hardware vendor or support personnel and ‘.


    error 1721 office 11 vista

    1. Missing system files are exe files, dll-sys files, ocx files, archives, etc. These are files that are important for the network and are responsible for the correct operation of your PC.

    error 1721 office 11 vista

    2. Windows Installer Problem: Windows Installer Msiexec file.exe is responsible for adding and removing programs from your PC.

    3. Invalid Registry Entry: Registry files are the most important system files and once they get corrupted or misclassified they become irresponsible and this is why Kit causes so many problems.

    Method 1. Fix With Advanced Repair System Tool

    How DO I fix error 1721?

    Method 1: Restart the Windows Installer. Restart the Windows Installer service by following these steps and see if that helps:Method 2: run the fix-it toolEliminate problems where programs cannot be installed, also known as uninstalled (applicable to Windows 10).Method 5: install in compatibility mode.

    The root cause of an enterprise installation failure is corrupted or corrupted system files such as dll files, exe files, sys files, and so on. Ultimately, thousands of small system files can do some work. If any of the files get replaced, deleted, or damaged, you will correctly receive Windows Installer error 1721.

    Download and install Advanced Recovery System and scan your computer. It has a huge database of 25 millionfiles associated with files. Everyone will surely find corrupted or deleted system files, so reinstall them with a new one. After optimizing with Advanced System Restore, try repairing the software again. 2:

    Method Re-register The Windows Installer File.

    As I explained above, Msiexec that.exe is actually a Windows Installer file that can be responsible for adding uninstalls and software applications from the PC. If this file is not available, the system will not be able to install and uninstall the software. To resolve this issue, you need to re-register this file.

    Step 10. Open the Run dialog box by pressing the Windows + R keys at the same time.
    Double step: enter MSIEXEC / UNREGISTER Run in the dialog box and click OK. This handle mapping unregisters only the entire Msiexec.exe file.

    Step 3. Open the sprint dialog again and run the following command to manually re-register the Msiexec.exe file.

    Now restart your computer and find out if See if error 1721 persists. Someone will need to bookmark this article before restarting their computer as it has step-by-step instructions on how to fix the error if this method doesn’t work.

    Method 3:

    Disable your antivirus and firewall software and then try installing the software. Use this method only if you have a high degree of trust in the application.

    Method 4:

    Run the sfc / scannow command to restore the system file. If there is a problem in the windows of these files, the command will fix it automatically. Open Command Prompt as Administrator and paste the following command in addition to the Enter key.

    This command will scan the whole system and the files will get new corrupted / corrupted system files with Microsoft fix files.


    In this chapter, I have tried to provide four ways to fix Windows Setup error 1721. If you are having problems removing Setup Error 1721, please use any Advanced System Restore tool like o software for solving Windows problems. Try !

    • 3 steps to fix this error

    In Windows Vista, when attempting to repair a program using the installation directory based on the Windows Installer package and the .msi extension, a dialog box with the “Error 1721” message may appear. A very likely error also occurs when you try to uninstall one software along with another using msiexec.exe to run each installer.

    Error 1721. There is a problem with this Windows installation package. Failed to complete the course required for this installation. Contact your personal support or plan provider.

    Windows Installer package errors appear in Windows Vista because custom actions defined in the device installer do not work due to lack of permissions for custom actions, two of which are scheduled for immediate or delayed execution. Custom Actions Visual Studio runs while impersonating this installation user, but only with standard user permissions, not the elevated administrative rights required in Windows Vista when msidbCustomActionTypeNoImpersonate is very undefined. On the other hand, although Windows Vista sometimes prompts for elevation, only custom actions that are performed on the local system account are elevated, while custom actions that impersonate the current user are incorrect.

    How to fix error 1721 in Windows 8?

    To resolve this issue, you need to re-register this file. Step 1. Open the Run dialog box by simultaneously pressing the Windows + R keys. Step 2: Enter MSIEXEC / UNREGISTER in the Run Recycle Bin dialog box and click OK. This command will display nothing other than unregistering the Msiexec.exe file.

    Therefore, the error usually occurs in older versions of installation technology that install or remove programs that are guaranteed to work with older versions of Windows technologies such as XP, 2000, Me, and 9x. However, if you are a developer or installer developer, there is probably a lot you can do to change the order of the drill bit or contractor to fix the problem. However, there are still solutions to fix error 1721 that occurs in Windows Vista, and there are probably several workarounds that users can try.with installed software.

    Run the appropriate elevated command prompt with the “Run as administrator” option to begin the installation

    This method will probably install / uninstall most of the faulty .msi installers. Just open an elevated command prompt for the Run as administrator option and then run the .msi executable file.

    There are many ways to open a command prompt with elevated instructions as an administrator.

    Open technological .an .extended .comm .prompt. and .execute .msi. with msiexec

    If you just run an elevated command prompt on a thread, the installer will not work fine. …

    Command syntax for .a ..msi installation: msiexec / i application.msi
    The command syntax for uninstalling a new program using .msi is: msiexec / x application.msi

    A simple solution is likely to be to disable User Access Control (UAC), which can cause a process to start with a normal user, unless the rights have been specifically organized and p allowed. Actually running with administrator rights for incrementing.


    If your PC is running slow, littered with errors, and prone to crashing, it's time for ASR Pro. This powerful software can quickly fix Windows-related issues, optimize your system performance, and keep your data safe from harm. With ASR Pro, you'll enjoy a faster, more stable PC experience - without the hassle and expense of taking it in for repair. So don't wait - download ASR Pro today!

  • Step 1: Download and install the software
  • Step 2: Open it and click on the "Restore" button
  • Step 3: Select the backup you want to restore from and follow the instructions

  • Here’s how to directly disable and disable UAC (User Access Control) for the user account logged in in Windows Vista (there are many other ways to disable UAC):

    1. Click Start and then Control Panel.
    2. In “Click Control Panel”, User Accounts and Family Safety.
    3. Account Users only in all Account Users and Family Safety windows.
    4. In the Edit User Accounts task window, simply click Enable or Disable User Account Control.
    5. If uac is currently configured in full administrator approval mode, a UAC message will be displayed. Click Next.
    6. Clear all. Use User Account Control (UAC) to secure your IT audit package, then click OK.
    7. Click Restart Now for the changes to take effect immediately. You can click the Restart button to close the task window Specific account later. Note that you will need to reboot your system halfway for the changes to take effect.

    Get the software that will fix your PC by clicking here.

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