![Resolve QuickBooks Error Code 1402](https://static.wixstatic.com/media/ae8436_372806eca9f44ab7a0dee1268cee38bb~mv2.png/v1/fill/w_800,h_400,al_c,q_85,enc_auto/ae8436_372806eca9f44ab7a0dee1268cee38bb~mv2.png)
When trying to install or update QuickBooks, many users have been facing the error code 1402, which stops further processing of the installation. One of the main causes of this installation-related error is an installation source that is corrupted. We'll be demonstrating all the most recent possible ways to fix QuickBooks error 1402 in this article.
![quickbooks Error 1402 Screenshot](https://static.wixstatic.com/media/ae8436_25dd6336820a4c4cb4c1b61e9c70ce10~mv2.webp/v1/fill/w_400,h_158,al_c,q_80,enc_auto/ae8436_25dd6336820a4c4cb4c1b61e9c70ce10~mv2.webp)
Major causes behind QuickBooks Error 1402
It's possible that QuickBooks wasn't set up correctly. One possible reason for that might be a power outage during the installation, which caused the installation abruptly.
The QuickBooks installation file or the CD that was used to install QuickBooks could be damaged or broken.
You can also encounter QuickBooks Error 1402 if your computer is running an old version of Windows.
Microsoft programs like MSXML, C++, and the.NET Framework could be corrupted.
Associated symptoms with QuickBooks Error 1402
If this error shows up in QuickBooks, your keyboard and mouse may stop processing any inputs.
A warning message appears on the screen indicating Error code 1402.
Various steps for fixing QuickBooks Error 1402
Method 1: Use QuickBooks Install Diagnostic Tool
To get the Install Diagnostic Tool, you must first go to the Intuit website.
![Download QuickBooks Installation Diagnostic Tool Screenshot](https://static.wixstatic.com/media/ae8436_d9b6036ba62c427b8be3bb77a600e44a~mv2.png/v1/fill/w_626,h_352,al_c,q_85,enc_auto/ae8436_d9b6036ba62c427b8be3bb77a600e44a~mv2.png)
Make sure you save the Tool to your PC.
Double-click the installation file to start the installation process (.exe).
After installing the tool, click the Run Scan button to start a scan.
Once the scan is done, you should turn your computer back on.
Try installing QuickBooks again to make sure Error 1402 has been fixed.
Method 2: Altering the Windows Registry Settings
Press the Windows key and the R key at the same time on your keyboard. In the Run window, type ‘’Regedit.’’
Choose Ok or hit the Enter key.
Now, make a backup of the registry before making any changes.
Go to File at the top of the screen and choose Export.
Save the backup file to your desktop after giving it a name.
Find the following keys in the registry.
HKEY LOCAL MACHINE\SOFTWARE\Classes.
HKEY LOCAL MACHINE SOFTWARE CLASSES = "Classes"
The user then needs to make changes in the Windows Registry Editor.
Go to the Edit menu and choose Permissions.
Under "Advanced," click the "Add" button.
Choose Everyone for each object name, then click Ok.
Before you close the Registry Editor, make sure that Full Control is checked.
If you're still getting Error 1402 when you try to install QuickBooks, try updating QuickBooks before moving on to the next step.
Method 3: Using the Selective Startup Mode
![Disable all in selective startup option Screenshot](https://static.wixstatic.com/media/ae8436_c0860d7bda924a86a5e3a19cf6949e6c~mv2.webp/v1/fill/w_571,h_385,al_c,q_80,enc_auto/ae8436_c0860d7bda924a86a5e3a19cf6949e6c~mv2.webp)
When your computer restarts, press and hold the F8 key to bring up the Advanced Boot Options window. Then, choose Safe mode with Networking from that window. If this method doesn't work for you, open the Run command window from the Start menu and type MSConfig before pressing the Enter key. At this point, choose the Selective beginning Mode, and then click Apply. Users should use the setup program to set up QuickBooks Desktop after a restart in safe mode.
Method 4: Resetting the QuickBooks program
First, click on the Windows Start button.
Click the option to Uninstall a Program in the Add/Remove Programs section.
Scroll down and choose QuickBooks. Proceed with the uninstallation.
![Complete a Re Installation of QuickBooks Screenshot](https://static.wixstatic.com/media/ae8436_c50190411d994b3e956b104eddbeb060~mv2.png/v1/fill/w_768,h_437,al_c,q_85,enc_auto/ae8436_c50190411d994b3e956b104eddbeb060~mv2.png)
Afterward, navigate to the Intuit website and move to the QuickBooks Download page.
Choose the right product, version, and country for your version of QuickBooks.
Click Search, then click on Download.
Open the setup file you downloaded to your computer and follow the on-screen instructions to finish installing QuickBooks.
We have subsumed multiple methods that can help you fix QuickBooks Error 1402. Technical support is just a call away. If you feel need of technical help, you can call our QuickBooks experts at the helpline at +1800-615-2347.
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