+### SupportMenu
+Add a menuitem to the help menu for specifying support information.
+
+**Compatibility:** Firefox 68.0.1, Firefox ESR 68.0.1\
+**CCK2 Equivalent:** helpMenu\
+**Preferences Affected:** N/A
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\SupportMenu\Title = "Support Menu"
+Software\Policies\Mozilla\Firefox\SupportMenu\URL = "http://example.com/support"
+Software\Policies\Mozilla\Firefox\SupportMenu\AccessKey = "S"
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/SupportMenu
+```
+Value (string):
+```
+<enabled/>
+<data id="SupportMenuTitle" value="Support Menu"/>
+<data id="SupportMenuURL" value="http://example.com/support"/>
+<data id="SupportMenuAccessKey" value="S"/>
+```
+#### macOS
+```
+<dict>
+ <key>SupportMenu</key>
+ <dict>
+ <key>Title</key>
+ <string>SupportMenu</string>
+ <key>URL</key>
+ <string>http://example.com/support</string>
+ <key>AccessKey</key>
+ <string>S</string>
+ </dict>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "SupportMenu": {
+ "Title": "Support Menu",
+ "URL": "http://example.com/support",
+ "AccessKey": "S"
+ }
+ }
+}
+```
+### StartDownloadsInTempDirectory
+Force downloads to start off in a local, temporary location rather than the default download directory.
+
+**Compatibility:** Firefox 102\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `browser.download.start_downloads_in_tmp_dir`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\StartDownloadsInTempDirectory = 0x1 | 0x0
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/StartDownloadsInTempDirectory
+```
+Value (string):
+```
+<enabled/> or <disabled/>
+```
+#### macOS
+```
+<dict>
+ <key>StartDownloadsInTempDirectory</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "StartDownloadsInTempDirectory": true | false
+}
+```
+### UserMessaging
+
+Prevent Firefox from messaging the user in certain situations.
+
+`WhatsNew` Remove the "What's New" icon and menuitem.
+
+`ExtensionRecommendations` If false, don't recommend extensions while the user is visiting web pages.
+
+`FeatureRecommendations` If false, don't recommend browser features.
+
+`UrlbarInterventions` If false, Don't offer Firefox specific suggestions in the URL bar.
+
+`SkipOnboarding` If true, don't show onboarding messages on the new tab page.
+
+`MoreFromMozilla` If false, don't show the "More from Mozilla" section in Preferences. (Firefox 98)
+
+`Locked` prevents the user from changing user messaging preferences.
+
+**Compatibility:** Firefox 75, Firefox ESR 68.7\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `browser.messaging-system.whatsNewPanel.enabled`, `browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons`, `browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features`, `browser.aboutwelcome.enabled`, `browser.preferences.moreFromMozilla`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\UserMessaging\WhatsNew = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\UserMessaging\ExtensionRecommendations = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\UserMessaging\FeatureRecommendations = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\UserMessaging\UrlbarInterventions = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\UserMessaging\SkipOnboarding = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\UserMessaging\MoreFromMozilla = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\UserMessaging\Locked = 0x1 | 0x0
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~UserMessaging/UserMessaging_WhatsNew
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~UserMessaging/UserMessaging_ExtensionRecommendations
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~UserMessaging/UserMessaging_FeatureRecommendations
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~UserMessaging/UserMessaging_UrlbarInterventions
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~UserMessaging/UserMessaging_SkipOnboarding
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~UserMessaging/UserMessaging_MoreFromMozilla
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~UserMessaging/UserMessaging_Locked
+```
+Value (string):
+```
+<enabled/> or <disabled/>
+```
+#### macOS
+```
+<dict>
+ <key>UserMessaging</key>
+ <dict>
+ <key>WhatsNew</key>
+ <true/> | <false/>
+ <key>ExtensionRecommendations</key>
+ <true/> | <false/>
+ <key>FeatureRecommendations</key>
+ <true/> | <false/>
+ <key>UrlbarInterventions</key>
+ <true/> | <false/>
+ <key>SkipOnboarding</key>
+ <true/> | <false/>
+ <key>MoreFromMozilla</key>
+ <true/> | <false/>
+ <key>Locked</key>
+ <true/> | <false/>
+ </dict>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "UserMessaging": {
+ "WhatsNew": true | false,
+ "ExtensionRecommendations": true | false,
+ "FeatureRecommendations": true | false,
+ "UrlbarInterventions": true | false,
+ "SkipOnboarding": true | false,
+ "MoreFromMozilla": true | false,
+ "Locked": true | false
+ }
+ }
+}
+```
+### UseSystemPrintDialog
+Use the system print dialog instead of the print preview window.
+
+**Compatibility:** Firefox 102\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `print.prefer_system_dialog`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\UseSystemPrintDialog = 0x1 | 0x0
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/UseSystemPrintDialog
+```
+Value (string):
+```
+<enabled/> or <disabled/>
+```
+#### macOS
+```
+<dict>
+ <key>UseSystemPrintDialog</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "UseSystemPrintDialog": true | false
+ }
+}
+```