ADDITIONAL SYSTEM INFORMATION :
OS X Version 10.14.6 (18G103)

A DESCRIPTION OF THE PROBLEM :
JNLP/JNLPS protocol handlers are not registered on install. When trying to open jnlp:// scheme in browser - fails silently.

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Open a web page that has a link to jnlp:// resource. Click it.

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Open the JNLP app
ACTUAL -
Nothing happens

CUSTOMER SUBMITTED WORKAROUND :
Manually register schemes using SwiftDefaultApps

FREQUENCY : always