QuickBooks is used by many small scales and medium-sized business. Quite like each software has its shortcomings and restrictions, even QuickBooks at times get stuck with certain fallacies and in turn, the user is needed to receive the error fixed by a skilled team of QB professionals. QuickBooks Error 15221 generally takes place while the user goes through a basic method of updating QuickBooks or while the user makes a try to download a payroll update. In such cases, QuickBooks Error code 15221 is shown while opening the updated version.

Because of QuickBooks Error 15221, the user is not able to launch the updated software. This error is the reason why simple causes take place and are easily solved.

Steps to Fix QuickBooks Error 15221
Step 1. Inaccurate configuration of Microsoft Internet Explorer
Any software application even after getting updated, at times fails to begin as the inaccurate configuration of Internet Explorer that works side by side while the user is downloading the updated version of QuickBooks. This results in a major conflict of files not matching with the C-Run time files of the Internet Explorer.

Step 2. The inability of QuickBooks to check the authenticity of the digital signature of a file getting downloaded.
A lot of people have observed that each time while QuickBooks is getting downloaded, QuickBooks tries to go through a process of verification of the originality of the digital signatures to protect the computer and contents of a user. In this case, if even for once, the signatures are found not to be original or seemed to be duplicated. Then, the user will not be able to re-launch the updated version of QuickBooks or will be found to be unsuccessful while downloading a payroll update. This verification process for user signatures with the downloaded files is done to protect the device and the private information of the user to be stolen at some point in time.

The solutions given above should fix QuickBooks Error 15221. But, if you have any problem applying any of these solutions, or if QuickBooks Error 15221 does not get fixed, you can call us at our QuickBooks help center number to reach out our Support Desk who are available 24×7 for your guidance. We will be glad to help you with the best solutions to all of your errors or queries.