ISSUE:
Cannot print invoices from A/R in PE.  The message you would get would be:
Sorry, but the browser you are using does not have native support for previewing PDF files. Plugins are not supported for security reasons. We recommend upgrading to a browser with PDF support such as Google Chrome or Microsoft Edge however you may download the report by clicking here.

SOLUTION:

1. Open Google Chrome.
2. In the address bar, paste:
   chrome://settings/content/pdfDocuments
3. Ensure "Open PDFs in Chrome" is enabled.