Join the Mozilla’s Test Days event from Dec 2–8 to test the new Firefox address bar on Firefox Beta 134 and get a chance to win Mozilla swag vouchers! 🎁

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

Lolu chungechunge lwabekwa kunqolobane. Uyacelwa ubuze umbuzo omusha uma udinga usizo.

Firefox debugger

  • 2 uphendule
  • 2 zinale nkinga
  • 3 views
  • Igcine ukuphendulwa ngu azkibis

more options

Is it normal that I can't edit JS(JavaScript) in debugger? If not please help me turn it on.

Is it normal that I can't edit JS(JavaScript) in debugger? If not please help me turn it on.

All Replies (2)

more options

Yes that is expected behavior, you can't edit the code in the debugger.

more options

Why we can't longer edit source with debugger? that was still available previously or this article is using an entirely different product perhaps developer browser? https://raygun.com/blog/debug-javascript-firefox/