Hi @FRUSTERATED  

If you are not able to open EasyACCT post update to the latest Windows update, follow the below steps as a workaround to resolve the issue.

1. Open the Windows Tax Manager, Locate the EasyACCT process and select End Task.
2. Go to the Windows Settings, select Bluetooth & Devices. 
3. Select Microsoft Print to PDF as the default printer 
4. Relaunch EasyACCT.

For further assistance, please connect with EasyACCT Support.