+### LegacySameSiteCookieBehaviorEnabled
+Enable default legacy SameSite cookie behavior setting.
+
+If this policy is set to true, it to revert all cookies to legacy SameSite behavior.
+
+**Compatibility:** Firefox 96\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** N/A
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\LegacySameSiteCookieBehaviorEnabled = = 0x1 | 0x0
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/LegacySameSiteCookieBehaviorEnabled
+```
+Value (string):
+```
+<enabled/> or <disabled/>
+```
+#### macOS
+```
+<dict>
+ <key>LegacySameSiteCookieBehaviorEnabled</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "LegacySameSiteCookieBehaviorEnabled": true | false
+}
+```
+### LegacySameSiteCookieBehaviorEnabledForDomainList
+Revert to legacy SameSite behavior for cookies on specified sites.
+
+If this policy is set to true, cookies set for domains in this list will revert to legacy SameSite behavior.
+
+**Compatibility:** Firefox 96\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** N/A
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\LegacySameSiteCookieBehaviorEnabledForDomainList\1 = "example.org"
+Software\Policies\Mozilla\Firefox\LegacySameSiteCookieBehaviorEnabledForDomainList\2 = "example.edu"
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/LegacySameSiteCookieBehaviorEnabledForDomainList
+```
+Value (string):
+```
+<enabled/>
+<data id="LegacySameSiteCookieBehaviorEnabledForDomainList" value="1example.org2example.edu"/>
+```
+#### macOS
+```
+<dict>
+ <key>LegacySameSiteCookieBehaviorEnabledForDomainList</key>
+ <array>
+ <string>example.org</string>
+ <string>example.edu</string>
+ </array>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "LegacySameSiteCookieBehaviorEnabledForDomainList": ["example.org",
+ "example.edu"]
+ }
+}
+```