diff --git a/dotnet/src/webdriver/Firefox/FirefoxOptions.cs b/dotnet/src/webdriver/Firefox/FirefoxOptions.cs
index 5a47af73f5771..df8610b583637 100644
--- a/dotnet/src/webdriver/Firefox/FirefoxOptions.cs
+++ b/dotnet/src/webdriver/Firefox/FirefoxOptions.cs
@@ -85,9 +85,6 @@ public FirefoxOptions()
             this.AddKnownCapabilityName(FirefoxOptions.FirefoxLegacyProfileCapability, "Profile property");
             this.AddKnownCapabilityName(FirefoxOptions.FirefoxLegacyBinaryCapability, "BrowserExecutableLocation property");
             this.AddKnownCapabilityName(FirefoxOptions.FirefoxEnableDevToolsProtocolCapability, "EnableDevToolsProtocol property");
-            // Firefox 129 onwards the CDP protocol will not be enabled by default. Setting this preference will enable it.
-            // https://fxdx.dev/deprecating-cdp-support-in-firefox-embracing-the-future-with-webdriver-bidi/.
-            this.SetPreference("remote.active-protocols", 3);
         }
 
         /// <summary>
diff --git a/java/src/org/openqa/selenium/firefox/FirefoxOptions.java b/java/src/org/openqa/selenium/firefox/FirefoxOptions.java
index c5c22f7791a73..09702d3a450ee 100644
--- a/java/src/org/openqa/selenium/firefox/FirefoxOptions.java
+++ b/java/src/org/openqa/selenium/firefox/FirefoxOptions.java
@@ -62,10 +62,6 @@ public class FirefoxOptions extends AbstractDriverOptions<FirefoxOptions> {
   public FirefoxOptions() {
     setCapability(CapabilityType.BROWSER_NAME, FIREFOX.browserName());
     setAcceptInsecureCerts(true);
-    // Firefox 129 onwards the CDP protocol will not be enabled by default. Setting this preference
-    // will enable it.
-    // https://fxdx.dev/deprecating-cdp-support-in-firefox-embracing-the-future-with-webdriver-bidi/.
-    addPreference("remote.active-protocols", 3);
   }
 
   public FirefoxOptions(Capabilities source) {
diff --git a/javascript/node/selenium-webdriver/firefox.js b/javascript/node/selenium-webdriver/firefox.js
index f6cd1cf1e9d7e..d3fd0c60e9280 100644
--- a/javascript/node/selenium-webdriver/firefox.js
+++ b/javascript/node/selenium-webdriver/firefox.js
@@ -246,9 +246,6 @@ class Options extends Capabilities {
   constructor(other) {
     super(other)
     this.setBrowserName(Browser.FIREFOX)
-    // Firefox 129 onwards the CDP protocol will not be enabled by default. Setting this preference will enable it.
-    // https://fxdx.dev/deprecating-cdp-support-in-firefox-embracing-the-future-with-webdriver-bidi/.
-    this.setPreference('remote.active-protocols', 3)
   }
 
   /**
diff --git a/javascript/node/selenium-webdriver/test/firefox/options_test.js b/javascript/node/selenium-webdriver/test/firefox/options_test.js
index fd64b034337cb..6b4eeba21b3b1 100644
--- a/javascript/node/selenium-webdriver/test/firefox/options_test.js
+++ b/javascript/node/selenium-webdriver/test/firefox/options_test.js
@@ -87,13 +87,7 @@ suite(
           it('allows setting android activity', function () {
             let options = new firefox.Options().enableMobile()
             let firefoxOptions = options.firefoxOptions_()
-            assert.deepStrictEqual(
-              {
-                androidPackage: 'org.mozilla.firefox',
-                prefs: { 'remote.active-protocols': 3 },
-              },
-              firefoxOptions,
-            )
+            assert.deepStrictEqual({ androidPackage: 'org.mozilla.firefox' }, firefoxOptions)
           })
         })
 
diff --git a/py/selenium/webdriver/firefox/options.py b/py/selenium/webdriver/firefox/options.py
index 4996af551b361..f0cb0324348a5 100644
--- a/py/selenium/webdriver/firefox/options.py
+++ b/py/selenium/webdriver/firefox/options.py
@@ -44,8 +44,6 @@ def __init__(self) -> None:
         super().__init__()
         self._binary_location = ""
         self._preferences: dict = {}
-        # Firefox 129 onwards the CDP protocol will not be enabled by default. Setting this preference will enable it.
-        # https://fxdx.dev/deprecating-cdp-support-in-firefox-embracing-the-future-with-webdriver-bidi/.
         self._preferences["remote.active-protocols"] = 3
         self._profile: Optional[FirefoxProfile] = None
         self.log = Log()
diff --git a/py/test/unit/selenium/webdriver/firefox/firefox_options_tests.py b/py/test/unit/selenium/webdriver/firefox/firefox_options_tests.py
index 7086bd4778cdb..a4a5ecbfbb09a 100644
--- a/py/test/unit/selenium/webdriver/firefox/firefox_options_tests.py
+++ b/py/test/unit/selenium/webdriver/firefox/firefox_options_tests.py
@@ -79,7 +79,7 @@ def test_set_proxy_isnt_in_moz_prefix(options):
 
     caps = options.to_capabilities()
     assert caps["proxy"]["proxyType"] == "manual"
-    assert caps.get("moz:firefoxOptions") == {"prefs": {"remote.active-protocols": 3}}
+    assert caps.get("moz:firefoxOptions") is None
 
 
 def test_raises_exception_if_proxy_is_not_proxy_object(options):
diff --git a/py/test/unit/selenium/webdriver/remote/new_session_tests.py b/py/test/unit/selenium/webdriver/remote/new_session_tests.py
index f4fc9b3b39f7c..95195f6e89a3f 100644
--- a/py/test/unit/selenium/webdriver/remote/new_session_tests.py
+++ b/py/test/unit/selenium/webdriver/remote/new_session_tests.py
@@ -52,7 +52,7 @@ def test_works_as_context_manager(mocker):
 
 
 @pytest.mark.parametrize("browser_name", ["firefox", "chrome", "ie"])
-def test_acepts_options_to_remote_driver(mocker, browser_name):
+def test_accepts_options_to_remote_driver(mocker, browser_name):
     options = import_module(f"selenium.webdriver.{browser_name}.options")
     mock = mocker.patch("selenium.webdriver.remote.webdriver.WebDriver.start_session")
 
@@ -103,7 +103,7 @@ def test_first_match_when_2_different_option_types():
                     "browserName": "firefox",
                     "acceptInsecureCerts": True,
                     "moz:debuggerAddress": True,
-                    "moz:firefoxOptions": {"args": ["foo"], "prefs": {"remote.active-protocols": 3}},
+                    "moz:firefoxOptions": {"args": ["foo"]},
                 },
             ],
         }
diff --git a/rb/lib/selenium/webdriver/firefox/options.rb b/rb/lib/selenium/webdriver/firefox/options.rb
index c702600b3bc28..23a9014ba12b0 100644
--- a/rb/lib/selenium/webdriver/firefox/options.rb
+++ b/rb/lib/selenium/webdriver/firefox/options.rb
@@ -64,9 +64,6 @@ def initialize(log_level: nil, **opts)
 
           @options[:args] ||= []
           @options[:prefs] ||= {}
-          # Firefox 129 onwards the CDP protocol will not be enabled by default. Setting this preference will enable it.
-          # https://fxdx.dev/deprecating-cdp-support-in-firefox-embracing-the-future-with-webdriver-bidi/.
-          @options[:prefs]['remote.active-protocols'] = 3
           @options[:env] ||= {}
           @options[:log] ||= {level: log_level} if log_level
 
diff --git a/rb/spec/unit/selenium/webdriver/firefox/driver_spec.rb b/rb/spec/unit/selenium/webdriver/firefox/driver_spec.rb
index 9c65604ce6aa4..1d9a56b6e7f14 100644
--- a/rb/spec/unit/selenium/webdriver/firefox/driver_spec.rb
+++ b/rb/spec/unit/selenium/webdriver/firefox/driver_spec.rb
@@ -38,7 +38,7 @@ module Firefox
         def expect_request(body: nil, endpoint: nil)
           body = (body || {capabilities: {alwaysMatch: {acceptInsecureCerts: true,
                                                         browserName: 'firefox',
-                                                        'moz:firefoxOptions': {prefs: {'remote.active-protocols' => 3}},
+                                                        'moz:firefoxOptions': {},
                                                         'moz:debuggerAddress': true}}}).to_json
           endpoint ||= "#{service_manager.uri}/session"
           stub_request(:post, endpoint).with(body: body).to_return(valid_response)
@@ -79,10 +79,7 @@ def expect_request(body: nil, endpoint: nil)
           opts = {args: ['-f']}
           expect_request(body: {capabilities: {alwaysMatch: {acceptInsecureCerts: true,
                                                              browserName: 'firefox',
-                                                             'moz:firefoxOptions': {
-                                                               args: ['-f'],
-                                                               prefs: {'remote.active-protocols' => 3}
-                                                             },
+                                                             'moz:firefoxOptions': opts,
                                                              'moz:debuggerAddress': true}}})
           expect { described_class.new(options: Options.new(**opts)) }.not_to raise_exception
         end
diff --git a/rb/spec/unit/selenium/webdriver/firefox/options_spec.rb b/rb/spec/unit/selenium/webdriver/firefox/options_spec.rb
index 911dd9ff9c99d..c849054f8dc12 100644
--- a/rb/spec/unit/selenium/webdriver/firefox/options_spec.rb
+++ b/rb/spec/unit/selenium/webdriver/firefox/options_spec.rb
@@ -154,7 +154,7 @@ module Firefox
             options.add_preference('intl.accepted_languages', 'en-US')
 
             prefs    = options.as_json['moz:firefoxOptions']['prefs']
-            expected = {'intl.accepted_languages' => 'en-US', 'remote.active-protocols' => 3}
+            expected = {'intl.accepted_languages' => 'en-US'}
             expect(prefs).to eq(expected)
           end
         end
@@ -185,7 +185,7 @@ module Firefox
           it 'returns empty options by default' do
             expect(options.as_json).to eq('browserName' => 'firefox',
                                           'acceptInsecureCerts' => true,
-                                          'moz:firefoxOptions' => {'prefs' => {'remote.active-protocols' => 3}},
+                                          'moz:firefoxOptions' => {},
                                           'moz:debuggerAddress' => true)
           end
 
@@ -195,7 +195,7 @@ module Firefox
                                           'browserName' => 'firefox',
                                           'foo:bar' => {'foo' => 'bar'},
                                           'moz:debuggerAddress' => true,
-                                          'moz:firefoxOptions' => {'prefs' => {'remote.active-protocols' => 3}})
+                                          'moz:firefoxOptions' => {})
           end
 
           it 'converts to a json hash' do
@@ -240,7 +240,7 @@ module Firefox
                                        'moz:debuggerAddress' => true,
                                        key => {'args' => %w[foo bar],
                                                'binary' => '/foo/bar',
-                                               'prefs' => {'foo' => 'bar', 'remote.active-protocols' => 3},
+                                               'prefs' => {'foo' => 'bar'},
                                                'env' => {'FOO' => 'bar'},
                                                'profile' => 'encoded_profile',
                                                'log' => {'level' => 'debug'},