SanitizeOnShutdown (All)

Clear all data on shutdown, including Browsing & Download History, Cookies, Active Logins, Cache, Form History, Site Preferences and Offline Website Data.

Compatibility: Firefox 60, Firefox ESR 60
CCK2 Equivalent: N/A
Preferences Affected: privacy.sanitize.sanitizeOnShutdown, privacy.clearOnShutdown.cache, privacy.clearOnShutdown.cookies, privacy.clearOnShutdown.downloads, privacy.clearOnShutdown.formdata, privacy.clearOnShutdown.history, privacy.clearOnShutdown.sessions, privacy.clearOnShutdown.siteSettings, privacy.clearOnShutdown.offlineApps

Windows (GPO)

Software\Policies\Mozilla\Firefox\SanitizeOnShutdown = 0x1 | 0x0

Windows (Intune)

OMA-URI:

./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/C_SanitizeOnShutdown

Value (string):

<enabled/> or <disabled/>

macOS

<dict>
  <key>SanitizeOnShutdown</key>
  <true/> | <false/>
</dict>

policies.json

{
  "policies": {
    "SanitizeOnShutdown": true | false
  }
}