+### ManagedBookmarks
+Configures a list of bookmarks managed by an administrator that cannot be changed by the user.
+
+**Compatibility:** Firefox 83, Firefox ESR 78.5\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** N/A
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\ManagedBookmarks (REG_MULTI_SZ) =
+[
+ {
+ "toplevel_name": "My managed bookmarks folder"
+ },
+ {
+ "url": "example.com",
+ "name": "Example"
+ },
+ {
+ "name": "Mozilla links",
+ "children": [
+ {
+ "url": "https://mozilla.org",
+ "name": "Mozilla.org"
+ },
+ {
+ "url": "https://support.mozilla.org/",
+ "name": "SUMO"
+ }
+ ]
+ }
+]
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/ManagedBookmarks
+```
+Value (string):
+```
+<enabled/>
+<data id="ManagedBookmarks" value='
+[
+ {
+ "toplevel_name": "My managed bookmarks folder"
+ },
+ {
+ "url": "example.com",
+ "name": "Example"
+ },
+ {
+ "name": "Mozilla links",
+ "children": [
+ {
+ "url": "https://mozilla.org",
+ "name": "Mozilla.org"
+ },
+ {
+ "url": "https://support.mozilla.org/",
+ "name": "SUMO"
+ }
+ ]
+ }
+]'/>
+```
+#### macOS
+```
+<dict>
+ <key>ManagedBookmarks</key>
+ <array>
+ <dict>
+ <key>toplevel_name</key>
+ <string>My managed bookmarks folder</string></dict>
+ <dict>
+ <key>url</key>
+ <string>example.com</string>
+ <key>name</key>
+ <string>Example</string>
+ </dict>
+ <dict>
+ <key>name</key>
+ <string>Mozilla links</string>
+ <key>children</key>
+ <array>
+ <dict>
+ <key>url</key>
+ <string>https://mozilla.org</string>
+ <key>name</key>
+ <string>Mozilla</string>
+ </dict>
+ <dict>
+ <key>url</key>
+ <string>https://support.mozilla.org/</string>
+ <key>name</key>
+ <string>SUMO</string>
+ </dict>
+ </array>
+ </dict>
+ </array>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "ManagedBookmarks": [
+ {
+ "toplevel_name": "My managed bookmarks folder"
+ },
+ {
+ "url": "example.com",
+ "name": "Example"
+ },
+ {
+ "name": "Mozilla links",
+ "children": [
+ {
+ "url": "https://mozilla.org",
+ "name": "Mozilla.org"
+ },
+ {
+ "url": "https://support.mozilla.org/",
+ "name": "SUMO"
+ }
+ ]
+ }
+ ]
+ }
+}
+```