How do I remove a protocol handler?

Nancy G · Post by **Nancy G** » April 21st, 2017, 3:51 pm

Website added a custom protocol handler (with `window.navigator.registerProtocolHandler`). Now how do I remove it from the list (from about:preferences > Applications)?

morat · Post by **morat** » April 21st, 2017, 4:23 pm

I think it's stored in the mimeTypes.rdf file.

http://kb.mozillazine.org/MimeTypes.rdf

Nancy G · Post by **Nancy G** » April 22nd, 2017, 9:36 am

That was it. Thank you.

How do I remove a protocol handler?

How do I remove a protocol handler?

Re: How do I remove a protocol handler?

Re: How do I remove a protocol handler?