Use this page to test HAR Export Trigger extension
HAR Export Trigger is Firefox add-on improving automated HAR (HTTP Archive) export of collected data from the Network panel. This add-on is built on top of native developer tools in Firefox. Firebug is not needed for this add-on.
devtools.netmonitor.har.enableAutoExportToFileSet if you want to have a HAR file created after every page load.
extensions.netmonitor.har.enableAutomationSet if you want to have HAR automation active, but no files created.
extensions.netmonitor.har.contentAPITokenSet to a token that is consequently passed into all HAR API calls.
extensions.netmonitor.har.autoConnectSet if you want to have the HAR object available without the developer toolbox being open.
This page expects the following preference values: