This worked for me, Windows 10 Pro running QB Enterprise 19.
How to resolve PDF issues on windows 10?
Copy and paste into browser: drive.google.com/file/d/0B8Zv87UX9gSKLV9ud3c1ZFAtcjA/view
Download and extract - Microsoft-XPS-Document-Writer.zip (Backup Download)
Copy and paste the extracted folder to C Drive\Windows\System32.
Open Devices and Printers using Windows key+ R to get the run box and type Control.exe Printers and press Enter.
Right Click Microsoft XPS Document Writer and Click Remove Device. (if it exists)
Click Add a new printer and Click on “A printer that wasn’t listed”
Select “add local printer with manual settings” and Click next.
Select the radio button Create a new Port,Type of port Local port and Click next.
Enter a port as XPS and click ok.
Click have disk and Browse to the C Drive\Windows\System32\Microsoft XPS Document Writer
Select prnms001 file and click open and the ok.
Select replace Current drivers and next.
Type a printer name will show up as Microsoft XPS Document Writer just click next and Finish.
Test: Open Quickbooks and open any invoice and Click File and Save as PDF and save to the desktop and check if that invoice got saved as PDF.
