Keep in mind that if you neglect to address this issue, you might make your computer vulnerable to the latest security threats and attacks. So, make sure you read through this article to learn how to fix error 0xa One of the reasons why the error 0xa91 shows up is a problematic installation of the operating system.
You might have corrupted or damaged system files or drivers in your computer. Thankfully, you can quickly fix them by performing an SFC scan. Just follow the instructions below:. You have to wait until the tool has located and repaired damaged files. Make sure you do not interrupt the process. Using this tool ensures that all your drivers are updated to their latest manufacturer-recommend versions.
In this way, you can prevent the error 0xa91 from showing up again. Auslogics Driver Updater diagnoses driver issues and lets you update old drivers all at once or one at a time to get your PC running smoother. According to some users, installing Microsoft Hotfix enabled them to get rid of the error 0xa Just follow the steps below:. One of the great features of Windows 10 is the troubleshooter.
The system has a dedicated troubleshooter for every common problem that users encounter. So, if you encounter the error 0xa91, you can use the Windows Update troubleshooting tool to get rid of the issue. Before you proceed, do note that this workaround involves modifying the registry. You have to know that the registry is a sensitive database. So, if you make the smallest mistake, you might cause more damage to your computer.
STEP 4: Follow on-screen instructions in the troubleshooting wizard and then wait till it solves your error. Note : Please follow this process very carefully and double check everything because one wrong step might cause irreversible damage to your windows operating system. Some users have reported that they are getting user access denied prompt while performing this process. If you are getting the prompt follow the sub-steps below, otherwise jump to STEP 5. After completing the whole process, go to the windows update page to install all the available updates on your computer.
Additional menu Windows 10 is a great operating system but users face some error that makes their user experience bad. Table of Contents. Windows Security, a natural defender for your Windows PC that runs scans and receives updates to help identify the latest threats, is a quick and efficient solution.
Disclaimer : This solution contains steps that are part of modifying the registry. Please note that serious problems may occur if you do this incorrectly. Hence, follow these steps correctly, and carefully. Expert Tip: Some PC issues are hard to tackle, especially when it comes to corrupted repositories or missing Windows files. If you are having troubles fixing an error, your system may be partially broken.
We recommend installing Restoro, a tool that will scan your machine and identify what the fault is. Click here to download and start repairing. On the other hand, some Windows users recounted getting Access Denied prompts when trying the phases above.
After completing the process, go to Services window again, now start Windows Update service, and then restart the computer. Windows Updates downloads and installs updates required to run Windows efficiently. Clean boot starts up your Windows PC without software conflicts or unauthorized program running in the background.
Sometimes, software conflicts cause Windows 10 error 0xa91; therefore, you need to clean boot. Note: Pinpoint the restore point date before the error 0xa91 display.
System restore does not affect any of your documents, personal data, and documents. Note: An intact Windows. Conclusively any of the aforementioned solutions should be able to fix Windows 10 error 0xa91 problem. However, if you still experience this issue, we will recommend that you consider installing Windows 10 OS afresh. Have you encountered Windows 10 error 0xa91?
Did you try any of our fixes above? We do appreciate it if you share your experience with us. Let us know in the comment section below. We have other similar guides to check out in our dedicated Windows Update Errors section.
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