QuickBooks error 15271 is a common issue in the 15 series error sully that appears when you attempt to download the latest version of the QBDT application. This error prevents you from updating to the latest version and accessing the update features. 

Error 15271 in QB Enterprise is often referred to as a file that cannot be validated because Windows is unable to validate the integrity of the downloaded file. When encountering this error, you will see the following message on your screen: “Error 15271: The update was not completed successfully. A file cannot be validated.”

Reasons Why You Get QuickBooks Desktop Error 15271 on Your Screen? 

Here are the main reasons why you encounter the error 15271 in your QuickBooks Desktop:

• If any QuickBooks-related files are accidentally deleted, this can trigger the error
• The error may be caused by damaged or corrupted Windows files that are essential for running QuickBooks
• If the Windows registry has been damaged or corrupted due to recent changes in the software
• If a virus or malware has affected the Windows file system or program file

Note:- Change Payroll Schedule in QuickBooks to manage employee payment frequency efficiently, ensuring accurate payroll processing and timely compliance with tax requirements.

Recommended Resolutions Used to Eliminate the QuickBooks Error 15271

Just a reminder, before proceeding to the solutions segment, you have to create backup file for your files, and after that, apply the solutions discussed below: 

Solution 1: Disable the UAC settings in Windows

• Steps for Windows Vista:
  • Click the Windows button > open the Control Panel 
  • In the Search box, type UAC > click Enter > tap on Turn User Account Control on or off 
  • Hit OK > restart your device
• Steps for Windows 7,8 and 10:
  • Click the Start button > open Control Panel in Windows 7 
  • Open the Start tab > type Control Panel > pick it from the results for Windows 8
• For all three versions:
  • In the Control Panel search box, type UAC 
  • Hit Change User Account Control settings > proceed to the Slider to Never Notify to turn off UAC > tap OK
  • If prompted, enter your admin password for confirmation > Now, restart your device if you plan to make additional changes 

Solution 2: Update the newest application 

• Pick the Update QB option under the Help tab > proceed to the options tab on the Update QB window 
• Hit on the Update QB window > enable the Automatic Updates 
• Finally, click on the Close button 
• After completing the steps, QuickBooks will automatically download the latest available update

Solution 3: Modify the system registry 

• Start by using a registry repair tool to fix any damaged QuickBooks related registry entries
• Click the Start menu and type cmd > hold Ctrl + Shift > click Enter to open the Command Prompt with administrator rights
• When the permission dialog appears, click Yes > A black Command Prompt window will open with a blinking cursor
• Type regedit > click Enter to open the Registry Editor > find the key related to error 15271 
• Go to the File tab > pick Export 
• Pick a folder to save the backup > make sure the Selected Branch options are checked from the Export range > tap Save 
• You should use an anti-malware tool to scan your system and remove all detected malware infections
• The final step requires you to remove all unwanted files, together with junk data from your system, to enhance its operational efficiency

Also read about:- QuickBooks Registration Error occurs when license verification fails, preventing software activation and restricting access to full QuickBooks features and services.

QuickBooks Error 15271 - FAQ

What Is QuickBooks Error 15271

• QuickBooks Error 15271 occurs when the software fails to verify digital signatures during updates, preventing payroll or program updates from completing successfully.

Why Does QuickBooks Error 15271 Occur

• This error usually arises due to damaged program files, incomplete installation, restricted administrative permissions, or interference from antivirus software during update verification.

How Does QuickBooks Error 15271 Affect Payroll Updates

• When this error appears, payroll updates fail, leaving tax tables outdated and potentially causing inaccurate payroll calculations for employees.

Can Antivirus Software Cause QuickBooks Error 15271

• Yes, some antivirus programs may block QuickBooks from verifying update files, triggering Error 15271 during download or installation of updates.

Is QuickBooks Error 15271 Related to Digital Signature Verification

• Yes, the error is directly linked to failed digital signature validation, which is essential to ensure update files are secure and authentic.

Does QuickBooks Error 15271 Occur During Program Updates Only

• While it is most common during payroll and software updates, it can occasionally appear when repairing or reinstalling QuickBooks if signature verification fails.

Can Insufficient Permissions Trigger QuickBooks Error 15271

• Yes, without proper administrative privileges, QuickBooks cannot access necessary system files to verify updates, causing the error to occur repeatedly.

How Can Damaged QuickBooks Installation Lead to Error 15271

• A corrupted installation may prevent the software from verifying digital signatures, blocking updates and causing QuickBooks to display Error 15271.

Can Network Issues Cause QuickBooks Error 15271

• Unstable internet connections may interrupt the update process, preventing QuickBooks from verifying update signatures and resulting in this error.

Is QuickBooks Error 15271 Dangerous for Company Data

• No, this error affects only updates and verification processes. It does not damage or alter company files or financial data.

Why Does QuickBooks Error 15271 Keep Reappearing

• The error reoccurs when the underlying cause, such as corrupted files, restricted permissions, or antivirus interference, is not resolved properly.

How Can QuickBooks Error 15271 Be Prevented

• Maintaining updated QuickBooks software, allowing proper administrative access, and ensuring antivirus programs do not block updates can prevent Error 15271.

Conclusion

In conclusion, we want to let you know that we have discussed the top three solutions to help you resolve QuickBooks error 15271 smoothly on your desktop. However, dial +1(855)-510-6487 connect with the QB teach team, who are available 24/7 to guide you.