Technical Support

Internal Server Error 500

While using Tax Processors Plus Desktop, if you receive an error message containing the phrase "The remote server returned an error: (500) Internal Server Error", call or e-mail us so that we can make a ticket for our technical support staff to assist you.

Network error with Wi-Fi profile

If your computer is connected to the internet via wi-fi, Tax Processors Plus Desktop will experience network-related problems if your network profile is public rather than private.

Copy Menu is blank or missing forms

In Tax Processors Plus Desktop, if you go to edit either individual or business print options (the Copy Menu) and it is totally blank with no forms showing, a database needs to be repaired.

Fees Menu is blank

The app you're trying to install isn't a Microsoft-verified app

The app you're trying to install isn't a Microsoft-verified app.

How to set the default application for PDFs in Windows

In Microsoft Windows, you can set which application Windows should use to open PDFs.

Clearing Cache in a Browser

Clearing browser cache often fixes issues with a web page not loading properly or various error messages on a website.

Migrating Tax Processors Plus Desktop to a New Computer

If you purchase a new PC to use with Tax Processors Plus Desktop, we want to help you get it set up so that you can pick up your tax work where you left off.

Restore the desktop software shortcut

If the Tax Processors Plus Desktop shortcut icon has disappeared from your computer's desktop, here are some steps to try.

Can I Install Tax Processors Plus Desktop on a Mac?

Tax Processors Plus Desktop runs on a computer that uses Microsoft Windows as its operating system.

Encrypting An Attachment With 7-Zip

Encrypting a client document before sending it via email or another file sharing mechanism provides an extra layer of security and helps ensure that only the intended recipient will be able to view the document.

Minimum and Recommended System Requirements

If you are preparing tax returns on more than one computer in an office, we recommend having a local network technician ensure that all computers are on the same network before contacting Tax Processors Plus Desktop for technical support.

Supported Operating Systems

Windows 11 S or 10 S can be switched out of S mode to allow installation of Tax Processors Plus Desktop (by selecting on-screen "Change my app recommendation settings"), but once switched out of S mode cannot be reverted back to S mode.

Individual Return Data Converted by Tax Processors Plus