The QuickBooks Payroll Error 15240 usually appears while downloading payroll or QuickBooks updates. It’s often related to incorrect system settings, internet configuration, or damaged QuickBooks files. This error can prevent you from updating tax tables and cause payroll delays. Follow the steps below to fix it quickly—or call (║ 1 855↫996↫0045 ║))) for expert assistance.

Causes of QuickBooks Payroll Error 15240

  1. Incorrect system date and time settings.

  2. Wrong Internet Explorer or SSL settings.

  3. QuickBooks not running as administrator.

  4. Damaged or incomplete QuickBooks installation.

  5. Firewall or antivirus blocking QuickBooks updates.

Step-by-Step Solutions

Step 1: Check System Date & Time

  • Right-click on the clock in the taskbar → Select Adjust Date/Time.

  • Ensure both date and time are correct.

  • Restart QuickBooks and try the update again.
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Step 2: Run QuickBooks as Administrator

  • Close QuickBooks completely.

  • Right-click the QuickBooks Desktop icon → Select Run as Administrator.

  • Try updating payroll again.

Step 3: Verify Internet Explorer Settings

  • Open Internet Explorer (default browser for QuickBooks).

  • Go to Tools > Internet Options > Advanced Tab.

  • Make sure SSL 2.0 and SSL 3.0 are checked.

  • Apply changes and restart QuickBooks.

Step 4: Check Firewall & Security Settings

  • Configure your firewall to allow QuickBooks updates.

  • Open ports: 80, 443, 8019, 56728, 55378–55382.

  • Add QuickBooks as an exception in your antivirus.
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Step 5: Reinstall QuickBooks in Selective Startup Mode

  • Press Windows + R, type msconfig, and press Enter.

  • Choose Selective Startup and restart your computer.

  • Reinstall QuickBooks Desktop to fix installation issues.

  • Switch back to Normal Startup after installation.

Final Thoughts

QuickBooks Payroll Error 15240 can stop critical payroll and tax updates, but it’s usually resolved by correcting system settings, running QuickBooks with admin rights, and configuring firewall/Internet settings.

If the error persists, don’t risk payroll delays—call the QuickBooks support team at (║ 1 855↫996↫0045 ║))) and get it fixed fast.