The Norton and LifeLock Brands are part of NortonLifeLock Inc. I use the latest Firefox ESR v68.7.0 (released 0) and don't have default-browser-agent.exe in my installation folder so I'm guessing I won't see this 'feature update' until I'm switched from FF ESR v68.x to FF ESR v78.x some time in June or July.Ħ4-bit Win 10 Pro v1909 build 18363.720 * Firefox ESR v68.7.0 * Windows Defender v.8 That might also explain why the task hasn't been created in your Task Scheduler yet. If the user had previously disabled data telemetry at Tools | Options | Privacy & Security | Firefox Data Collection and Use | Allow Firefox to Send Technical and Interaction Data to Mozilla my understanding is that this setting would still be honoured and this background telemetry will not be collected every 24 hours. We’ll also respect policy to specifically disable this task. We’ll respect custom Enterprise telemetry related policy settings if they exist.We’ll respect user configured telemetry opt-out settings by looking at the most recently used Firefox profile.The information we collect is sent as a background telemetry ping every 24 hours.If you’re interested in the schema, you can find it here.

This data cannot be associated with regular profile based telemetry data. We’re collecting information related to the system’s current and previous default browser setting, as well as the operating system locale and version.With Firefox 75, we’re launching a new scheduled task for Windows that will help us understand changes in default browser settings.Here’s a breakdown of the data we’re looking at, and the steps we’ve taken to ensure your privacy:

According to the 1 Mozilla blog Understanding Default Browser Trends:

Do i need to keep old firefox data