# Fix Error 15103 in QuickBooks Without Breaking a Sweat
If you're encountering QuickBooks Error 15103 during a payroll or software update, don't worry—this guide will help you resolve the issue efficiently.
What Is QuickBooks Error 15103?
QuickBooks Error 15103 typically occurs when the software cannot verify the digital signature of a file required for the update process. This error often arises during payroll or software updates and can be caused by various factors, including:
Incorrect Internet Explorer settings
Issues with the digital signature certificate
Corrupted QuickBooks update files
Problems with the QuickBooks installation
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Step-by-Step Solutions to Fix Error 15103
1. Run Quick Fix My Program via QuickBooks Tool Hub
The QuickBooks Tool Hub is a collection of tools designed to help fix common issues.
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Steps:
Close QuickBooks.
Download and install the QuickBooks Tool Hub from the official Intuit website.
Open the Tool Hub and select Program Problems.
Click on Quick Fix My Program.
Once the process completes, reopen QuickBooks and attempt the update again.
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2. Verify Internet Explorer Settings
QuickBooks uses Internet Explorer for various functions. Incorrect settings can cause update errors.
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Steps:
Open Internet Explorer.
Go to Tools > Internet Options.
Under the Security tab, ensure that your settings are set to Medium-high.
Under the Connections tab, click on LAN settings and ensure that Automatically detect settings is checked.
Under the Advanced tab, ensure that TLS 1.2 is checked.
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3. Install Digital Signature Certificate
A missing or invalid digital signature can prevent QuickBooks from updating.
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Steps:
Navigate to C:\Program Files\Intuit\QuickBooks.
Find and right-click on QBW32.exe, then select Properties.
Go to the Digital Signatures tab.
Select Intuit Inc., then click on Details.
Click on View Certificate, then Install Certificate.
Follow the prompts to complete the installation.
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4. Run the Reboot.bat File
Running the Reboot.bat file can re-register QuickBooks components.
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Steps:
Close QuickBooks.
Right-click on the QuickBooks icon and select Open file location.
In the folder, find and right-click on Reboot.bat, then select Run as administrator.
A command window will open and close automatically.
Restart your computer and attempt the update again.
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5. Perform a Clean Installation of QuickBooks
If the above steps don't resolve the issue, a clean installation may be necessary.
Steps:
Uninstall QuickBooks via the Control Panel.
Download and run the QuickBooks Clean Install Tool from Intuit's website.
Follow the prompts to rename installation folders.
Reinstall QuickBooks using the original installation files or CD.
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Additional Tips
Ensure a Stable Internet Connection: A weak or unstable connection can interrupt the update process.
Disable Antivirus Temporarily: Sometimes, antivirus software can block the update. Temporarily disable it and try updating again.
Run QuickBooks as Administrator: Right-click on the QuickBooks icon and select Run as administrator to give the program the necessary permissions.
Need Further Assistance?
If you've tried all the above steps and still encounter Error 15103, it's time to seek professional help. Contact our QuickBooks support team at 877-200-7013 for expert assistance. We're here to help you resolve any QuickBooks issues promptly and efficiently.
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