Dell SupportAssist Installation Failed? Here's How to Fix It!

Effective solution to failure of Dell SupportAssist installation

Dell SupportAssist is a practical tool that helps Dell users improve system performance, protect their systems from threats, etc. However, you may experience a situation where the Dell SupportAssist installation fails. This article will introduce some workable solutions on MiniTool websites to help you solve this problem.

Dell SupportAssist installation failed

Dell provides a utility called Dell SupportAssist that helps you with many tasks, such as getting necessary updates, protecting your Dell computer from viruses and malware, improving system performance, and more. Usually, this program is preinstalled on your computer and you can uninstall it at any time.

Some users may be unable to reinstall Dell SupportAssist and receive the following error message:

Installation failed

We cannot complete the installation. Please restart your computer and try again

Fortunately, the following solution will help you fix the Dell SupportAssist installation failure error. You can try one by one until the problem is solved.

How to fix Dell SupportAssist installation failure?

Method 1: Restart your computer

Any incomplete installation of this application can cause problems such as Dell SupportAssist installation failure errors . First, check if Dell SupportAssist is still in Control Panel or in the list of Windows installed applications. If so, uninstall it and restart your computer. After restarting the computer, you can run the installer file to see if the same error still appears.

Method 2: Install Microsoft .NET Runtime 6.0.9

Dell SupportAssist requires .NET Runtime 6.0.9. If you have a .NET runtime version higher than 6.0.9, you may also experience a Dell SupportAssist installation failure. Therefore, you can uninstall a later version of .NET Runtime and download it from the official Microsoft website.

Method 3: Delete all other Dell-related programs

It is reported that other Dell programs also have this installation problem. So you can delete all these programs. After deleting everything in the Dell and Dell Inc folders, you will find these files in the ProgramData folder of the C drive. Please follow these steps:

Step 1. Press Win R to open the Run dialog box.

Step 2. Type the following command in the Run dialog box and press Enter after each command:

%programdata%\\Dell

%programdata%\\Dell Inc

Step 3. After completing this process, restart your computer and run the installer file to see if the Dell SupportAssist installation failure occurs again.

Method 4: Completely uninstall and reinstall Dell SupportAssist

Before reinstalling Dell SupportAssist, make sure to remove it completely from the system. When we uninstall a program or application, some traces will be left in the system registry. Therefore, you should follow these steps to remove these traces:

Step 1. Go to Windows Settings > Apps > Apps and Features .

Step 2. You can now see all the installed programs on your computer. Click Dell SupportAssist , click Uninstall , and follow the on-screen wizard to complete the process.

Step 3. After uninstalling, run the command prompt with administrator privileges and run the following commands one by one:

SC DELETE “SupportAssistAgent”

SC DELETE “DDVDataCollector”

SC DELETE “DDVRulesProcessor”

SC DELETE “DDVCollectorSvcApi”

Step 4. Now, open the ProgramData folder on the C drive and delete the following folder (if it exists):

PCDR

Supportassist

Dell > Dell data vault

Dell > Supportassist

Step 5. Clean the Temp folder, restart your computer, and then reinstall Dell SupportAssist.

Method 5: Create a new user account

Another way to resolve the Dell SupportAssist installation failure error is to log in with a new account to install. Here is how to create a new user account:

Step 1. Type netplwiz in the Run dialog box and press Enter to open the user account .

Step 2. Click Add > Login without Microsoft Account > Local Account .

Step 3. Enter your username, password, and password prompt, and then click Next to continue.

Step 4. After creating the configuration file, select it and click Properties .

Step 5. In the Group Membership tab, check Administrator and click OK to save changes.

Conclusion

The above are all the methods to solve the failure of Dell SupportAssist installation. Hope you can successfully install this program and protect your computer again.

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