Fix DellInstrumentation.sys Blue Screen Error in Win10 or 11

php Xiaobian Yuzai provides you with a solution to fix the DellInstrumentation.sys blue screen error in Win10 or 11. When using Dell brand computers, you may encounter this problem, causing the system to crash and blue screen to appear. This error is usually caused by Dell's hardware drivers or software. In this article, we will introduce you to some simple but effective methods to help you solve this annoying problem and get your computer back to normal operation. No need to worry, we will guide you step by step through the repair process to get your computer running stably again and avoid blue screen errors.

System service exception DellInstrumentation.sys blue screen error or BSOD

Method 1: Uninstall Dell SupportAssist

Cause of failure: DellInstrumentation.sys BSOD indicates a problem with Dell SupportAssist and some services . Dell SupportAssist is an automated troubleshooting tool designed to resolve a variety of issues on Windows PCs. However, some users find biometric services to be the main cause of blue screen errors. Disabling these services and uninstalling the Dell SupportAssist tool reportedly fixes this error. Therefore, we recommend following the steps below to uninstall the application: 1. Open the Control Panel and click "Programs" or "Programs and Features." 2. In the list of programs, find the Dell SupportAssist tool. 3. Click on the tool and select the Uninstall option. 4. Follow the on-screen prompts to complete the uninstallation process. Please note that uninstalling the Dell SupportAssist tool may prevent you from using its automated troubleshooting features. If you need these features, you can try updating or reinstalling the Dell SupportAssist tool to resolve blue screen error issues.

Press the Windows key and R on your keyboard. Enter appwiz.cpl. Click - OK. In the Programs and Features window, look for Dell SupportAssist. Right click on the project and select – Uninstall. Click Yes on the confirmation prompt. Follow the on-screen instructions until the tool is completely uninstalled.

Method 2: Disable Windows Biometric Service

This service uses the Dell Supportassist tool to perform tasks that may cause the DellInstrumentation.sys blue screen error. If you want to disable this service and resolve this issue, you can follow these steps:

Click the search icon on the taskbar. Type - Service. Press –Enter. When the Services window opens, scroll down and find Windows Biometric Service. Double-click the service. Go to the Windows Biometric Service Properties window. Click the drop-down menu next to Startup type. Select –Disable. Select Apply and then OK. Restart your computer and see if the BSOD still exists.

Method 3: Disable DellInstrumentation Driver

Since the problem is caused by Dell SupportAssist and DellInstrumentation is part of the tool, disabling its driver can fix this error. Device Manager is a very useful built-in tool that can be used for tasks such as disabling and uninstalling drivers. Please follow these guidelines to use Device Manager:

Click the Start button in the taskbar. Type – devmgmt.msc. Click-Enter. In the Device Manager window, find DellInstrumentation in the list. Right-click the item and select Disable. In the verification popup, click Yes. Restart the machine and see if the error is resolved.

Method 4: Boot in Safe Mode

Starting in Safe Mode is a common solution when you encounter a blue screen problem. Safe Mode loads the operating system but not any third-party drivers and applications, helping you eliminate software or drivers that may be causing problems. Talking about the DellInstrumentation.sys blue screen issue, when you boot in safe mode, Windows will not load Dell SupportAssist (which is the main reason for this error). Therefore, by only booting in Safe Mode, you will no longer have issues or bug checks. Please follow these steps: 1. Shut down the computer and restart it. 2. Press the "F8" key during the boot process until the Advanced Boot Options appear. 3. Use the up and down arrow keys to select Safe Mode and press Enter. 4. Windows will start in Safe Mode with minimal drivers and applications loaded. 5. In safe mode, you can troubleshoot, such as uninstalling recently installed software or drivers, running a virus scanner, or performing a system restore. 6. If the problem is solved in safe mode, you can try restarting the computer and then starting the system normally to see if the problem is solved. By starting your computer in Safe Mode, you can troubleshoot many software or driver-related problems and find solutions. Remember, before solving the problem, it is best to back up important files and data just in case.

Press – Windows. Type – MSconfig. Click-Enter. In the System Configuration window, go to the Startup tab. Check – Safe Boot. Also, select Minimal (the default selection). Click Apply and OK. Finally, click "Restart" when the pop-up window appears.

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