Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

At Firefox launch, why do I get this Alert: "Firefox doesn't know how to open this address, because the protocol (launch) isn't associated with any program."

  • 1 reply
  • 11 have this problem
  • 5 views
  • Last reply by cor-el

more options
  1. Question

At Firefox launch, why do I get this Alert: "Firefox doesn't know how to open this address, because the protocol (launch) isn't associated with any program."

# Question At Firefox launch, why do I get this Alert: "Firefox doesn't know how to open this address, because the protocol (launch) isn't associated with any program."

All Replies (1)

more options

Looks like you have an application that adds launch: to the command line to start Firefox.

You can also check the Firefox shortcut to see with what command Firefox is started.