desktop app freezes and exits all the time

Hi @Sir Jon Rod 

Sorry to hear about the trouble caused. If you are still experiencing the same issue, then please try the following steps:

1- Refer to the troubleshooting steps suggested here: https://helpx.adobe.com/acrobat/kb/acrobat-dc-crashes-on-windows-os.html 

2- If this doesn't help, then, 

Run this cleaner tool to remove the existing installer and application’s file traces:

https://www.adobe.com/devnet-docs/acrobatetk/tools/Labs/cleaner.html 

Download the Acrobat Reader installer from here: https://get.adobe.com/reader/enterprise/

Let us know the result.

Thanks,

Akanchha