diff --git a/build/patches/Enable-Cert-Management-UI.patch b/build/patches/Enable-Cert-Management-UI.patch
new file mode 100644
index 00000000..5b832df7
--- /dev/null
+++ b/build/patches/Enable-Cert-Management-UI.patch
@@ -0,0 +1,37 @@
+From: uazo <uazo@users.noreply.github.com>
+Date: Thu, 16 Jan 2025 09:43:07 +0000
+Subject: Enable Cert Management UI
+
+Activates the ui of certificate management in desktop platforms,
+disabling the use of system certificates by default (which can be activated from the ui).
+
+License: GPL-2.0-or-later - https://spdx.org/licenses/GPL-2.0-or-later.html
+---
+ chrome/browser/net/profile_network_context_service.cc        | 2 +-
+ .../common/chrome_features_cc/Enable-Cert-Management-UI.inc  | 5 +++++
+ 2 files changed, 6 insertions(+), 1 deletion(-)
+ create mode 100644 cromite_flags/chrome/common/chrome_features_cc/Enable-Cert-Management-UI.inc
+
+diff --git a/chrome/browser/net/profile_network_context_service.cc b/chrome/browser/net/profile_network_context_service.cc
+--- a/chrome/browser/net/profile_network_context_service.cc
++++ b/chrome/browser/net/profile_network_context_service.cc
+@@ -512,7 +512,7 @@ void ProfileNetworkContextService::RegisterProfilePrefs(
+   registry->RegisterListPref(prefs::kCAHintCertificates);
+ #if !BUILDFLAG(IS_CHROMEOS)
+   // Include user added platform certs by default.
+-  registry->RegisterBooleanPref(prefs::kCAPlatformIntegrationEnabled, true);
++  registry->RegisterBooleanPref(prefs::kCAPlatformIntegrationEnabled, false);
+ #endif
+ #if BUILDFLAG(IS_CHROMEOS)
+   registry->RegisterIntegerPref(
+diff --git a/cromite_flags/chrome/common/chrome_features_cc/Enable-Cert-Management-UI.inc b/cromite_flags/chrome/common/chrome_features_cc/Enable-Cert-Management-UI.inc
+new file mode 100644
+--- /dev/null
++++ b/cromite_flags/chrome/common/chrome_features_cc/Enable-Cert-Management-UI.inc
+@@ -0,0 +1,5 @@
++#if BUILDFLAG(IS_WIN)
++SET_CROMITE_FEATURE_ENABLED(kEnableCertManagementUIV2);
++SET_CROMITE_FEATURE_ENABLED(kEnableCertManagementUIV2Write);
++SET_CROMITE_FEATURE_ENABLED(kEnableCertManagementUIV2EditCerts);
++#endif
+--