+ }
+}
+```
+### ExtensionUpdate
+Control extension updates.
+
+**Compatibility:** Firefox 67, Firefox ESR 60.7\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `extensions.update.enabled`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\ExtensionUpdate = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>ExtensionUpdate</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "ExtensionUpdate": true | false
+ }
+}
+```
+### FlashPlugin
+Configure the default Flash plugin policy as well as origins for which Flash is allowed.
+
+`Allow` is a list of origins where Flash are allowed.
+
+`Block` is a list of origins where Flash is not allowed.
+
+`Default` determines whether or not Flash is allowed by default.
+
+`Locked` prevents the user from changing Flash preferences.
+
+**Compatibility:** Firefox 60, Firefox ESR 60\
+**CCK2 Equivalent:** `permissions.plugin`\
+**Preferences Affected:** `plugin.state.flash`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\FlashPlugin\Allow\1 = "https://example.org"
+Software\Policies\Mozilla\Firefox\FlashPlugin\Block\1 = "https://example.edu"
+Software\Policies\Mozilla\Firefox\FlashPlugin\Default = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FlashPlugin\Locked = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>FlashPlugin</key>
+ <dict>
+ <key>Allow</key>
+ <array>
+ <string>http://example.org</string>
+ </array>
+ <key>Block</key>
+ <array>
+ <string>http://example.edu</string>
+ </array>
+ <key>Default</key>
+ <true/> | <false/>
+ <key>Locked</key>
+ <true/> | <false/>
+ </dict>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "FlashPlugin": {
+ "Allow": ["http://example.org/"],
+ "Block": ["http://example.edu/"],
+ "Default": true | false,
+ "Locked": true | false
+ }
+ }
+}
+```
+### FirefoxHome
+Customize the Firefox Home page.
+
+**Compatibility:** Firefox 68, Firefox ESR 68\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `browser.newtabpage.activity-stream.showSearch`,`browser.newtabpage.activity-stream.feeds.topsites`,`browser.newtabpage.activity-stream.feeds.section.highlights`,`browser.newtabpage.activity-stream.feeds.section.topstories`,`browser.newtabpage.activity-stream.feeds.snippets`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\FirefoxHome\Search = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxHome\TopSites = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxHome\Highlights = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxHome\Pocket = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxHome\Snippets = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxHome\Locked = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>FirefoxHome</key>
+ <dict>
+ <key>Search</key>
+ <true/> | <false/>
+ <key>TopSites</key>
+ <true/> | <false/>
+ <key>Highlights</key>
+ <true/> | <false/>
+ <key>Pocket</key>
+ <true/> | <false/>
+ <key>Snippets</key>
+ <true/> | <false/>
+ <key>Locked</key>
+ <true/> | <false/>
+ </dict>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "FirefoxHome": {
+ "Search": true | false,
+ "TopSites": true | false,
+ "Highlights": true | false,
+ "Pocket": true | false,
+ "Snippets": true | false,
+ "Locked": true | false
+ }
+ }
+}
+```
+### HardwareAcceleration
+Control hardware acceleration.
+
+**Compatibility:** Firefox 60, Firefox ESR 60\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `layers.acceleration.disabled`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\HardwareAcceleration = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>HardwareAcceleration</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "HardwareAcceleration": true | false
+ }
+}
+```
+### Homepage
+Configure the default homepage and how Firefox starts.
+
+`URL` is the default homepage.
+
+`Locked` prevents the user from changing homepage preferences.
+
+`Additional` allows for more than one homepage.
+
+`StartPage` is how Firefox starts. The choices are no homepage, the default homepage or the previous session.
+
+**Compatibility:** Firefox 60, Firefox ESR 60 (StartPage was added in Firefox 60, Firefox ESR 60.4)\
+**CCK2 Equivalent:** `homePage`,`lockHomePage`\
+**Preferences Affected:** `browser.startup.homepage`,`browser.startup.page`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\Homepage\URL = "https://example.com"
+Software\Policies\Mozilla\Firefox\Homepage\Locked = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\Homepage\Additional\1 = "https://example.org"
+Software\Policies\Mozilla\Firefox\Homepage\Additional\2 = "https://example.edu"
+Software\Policies\Mozilla\Firefox\Homepage\StartPage = "none" | "homepage" | "previous-session"
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Homepage/HomepageURL
+```
+Value (string):
+```
+<enabled/>
+
+<data id="HomepageURL" value="https://example.com"/>
+<data id="HomepageLocked" value="true | false"/>
+```
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Homepage/HomepageAdditional
+```
+Value (string):
+```
+<enabled/>
+
+<data id="HomepageAdditional" value="1http://example.org2http://example.edu"/>
+```
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Homepage/HomepageStartPage
+```
+Value (string):
+```
+<enabled/>
+
+<data id="StartPage" value="none | homepage | previous-session"/>
+```
+#### macOS
+```
+<dict>
+ <key>Homepage</key>
+ <dict>
+ <key>URL</key>
+ <string>http://example.com</string>
+ <key>Locked</key>
+ <true/> | <false/>
+ <key>Additional</key>
+ <array>
+ <string>http://example.org</string>
+ <string>http://example.edu</string>
+ </array>
+ <key>StartPage</key>
+ <string>none | homepage | previous-session</string>
+ </dict>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "Homepage": {
+ "URL": "http://example.com/",
+ "Locked": true | false,
+ "Additional": ["http://example.org/",
+ "http://example.edu/"],
+ "StartPage": "none" | "homepage" | "previous-session"
+ }
+ }
+}
+```
+### InstallAddonsPermission
+Configure the default extension install policy as well as origins for extension installs are allowed. This policy does not override turning off all extension installs.
+
+`Allow` is a list of origins where extension installs are allowed.
+
+`Default` determines whether or not extension installs are allowed by default.
+
+**Compatibility:** Firefox 60, Firefox ESR 60\
+**CCK2 Equivalent:** `permissions.install`\
+**Preferences Affected:** `xpinstall.enabled`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\InstallAddonsPermission\Allow\1 = "https://example.org"
+Software\Policies\Mozilla\Firefox\InstallAddonsPermission\Allow\2 = "https://example.edu"
+Software\Policies\Mozilla\Firefox\InstallAddonsPermission\Default = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>InstallAddonsPermission</key>
+ <dict>
+ <key>Allow</key>
+ <array>
+ <string>http://example.org</string>
+ <string>http://example.edu</string>
+ </array>
+ <key>Default</key>
+ <true/> | <false/>
+ </dict>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "InstallAddonsPermission": {
+ "Allow": ["http://example.org/",
+ "http://example.edu/"],
+ "Default": true | false
+ }
+ }
+}
+```
+### LegacyProfiles
+Disable the feature enforcing a separate profile for each installation.
+
+If this policy set to true, Firefox will not try to create different profiles for installations of Firefox in different directories. This is the equivalent of the MOZ_LEGACY_PROFILES environment variable.
+
+If this policy set to false, Firefox will create a new profile for each unique installation of Firefox.
+
+This policy only work on Windows via GPO (not policies.json).
+
+**Compatibility:** Firefox 70, Firefox ESR 68.2 (Windows only, GPO only)\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** N/A
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\LegacyProfiles = = 0x1 | 0x0
+```
+### LocalFileLinks
+Enable linking to local files by origin.
+
+**Compatibility:** Firefox 68, Firefox ESR 68\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `capability.policy.localfilelinks.*`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\LocalFileLinks\1 = "https://example.org"
+Software\Policies\Mozilla\Firefox\LocalFileLinks\2 = "https://example.edu"
+```
+#### macOS
+```
+<dict>
+ <key>LocalFileLinks</key>
+ <array>
+ <string>http://example.org</string>
+ <string>http://example.edu</string>
+ </array>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "LocalFileLinks": ["http://example.org/",
+ "http://example.edu/"]
+ }
+}
+```
+### NoDefaultBookmarks
+Disable the creation of default bookmarks.
+
+This policy is only effective if the user profile has not been created yet.
+
+**Compatibility:** Firefox 60, Firefox ESR 60\
+**CCK2 Equivalent:** `removeDefaultBookmarks`\
+**Preferences Affected:** N/A
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\NoDefaultBookmarks = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>NoDefaultBookmarks</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "NoDefaultBookmarks": true | false
+ }
+}
+```
+### NetworkPrediction
+Enable or disable network prediction (DNS prefetching).
+
+**Compatibility:** Firefox 67, Firefox ESR 60.7\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `network.dns.disablePrefetch`,`network.dns.disablePrefetchFromHTTPS`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\NetworkPrediction = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>NetworkPrediction</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "NetworkPrediction": true | false
+}
+```
+### NewTabPage
+Enable or disable the New Tab page.
+
+**Compatibility:** Firefox 68, Firefox ESR 68\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `browser.newtabpage.enabled`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\NewTabPage = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>NewTabPage</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "NewTabPage": true | false
+}
+```
+### OfferToSaveLogins
+Control whether or not Firefox offers to save passwords.
+
+**Compatibility:** Firefox 60, Firefox ESR 60\
+**CCK2 Equivalent:** `dontRememberPasswords`\
+**Preferences Affected:** `signon.rememberSignons`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\OfferToSaveLogins = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>OfferToSaveLogins</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "OfferToSaveLogins": true | false
+ }
+}
+```
+### OfferToSaveLoginsDefault
+Sets the default value of signon.rememberSignons without locking it.
+
+**Compatibility:** Firefox 70, Firefox ESR 60.2\
+**CCK2 Equivalent:** `dontRememberPasswords`\
+**Preferences Affected:** `signon.rememberSignons`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\OfferToSaveLoginsDefault = 0x1 | 0x0
+```
+#### macOS
+```
+<dict>
+ <key>OfferToSaveLoginsDefault</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "OfferToSaveLoginsDefault": true | false
+ }
+}