diff --git a/browser/tor/BUILD.gn b/browser/tor/BUILD.gn
index d2092c125b6f..c37b07db949f 100644
--- a/browser/tor/BUILD.gn
+++ b/browser/tor/BUILD.gn
@@ -70,6 +70,7 @@ source_set("unit_tests") {
       "//brave/components/tor",
       "//brave/components/tor:test_support",
       "//brave/components/translate/core/common:buildflags",
+      "//chrome/browser/devtools",
       "//chrome/common",
       "//chrome/test:test_support",
       "//components/keyed_service/content",
@@ -88,6 +89,8 @@ source_set("browser_tests") {
   testonly = true
   if (enable_tor) {
     sources = [
+      "//chrome//browser/net/profile_network_context_service_test_utils.cc",
+      "//chrome//browser/net/profile_network_context_service_test_utils.h",
       "brave_local_state_browsertest.cc",
       "brave_tor_client_updater_browsertest.cc",
       "onion_location_navigation_throttle_browsertest.cc",
diff --git a/browser/tor/tor_profile_manager_browsertest.cc b/browser/tor/tor_profile_manager_browsertest.cc
index d7c7268f34e9..da153256f7db 100644
--- a/browser/tor/tor_profile_manager_browsertest.cc
+++ b/browser/tor/tor_profile_manager_browsertest.cc
@@ -20,6 +20,7 @@
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
+#include "chrome/browser/net/profile_network_context_service_test_utils.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_list.h"
@@ -197,6 +198,9 @@ IN_PROC_BROWSER_TEST_F(TorProfileManagerTest,
 #if BUILDFLAG(ENABLE_IPFS)
   EXPECT_EQ(ipfs::IpfsServiceFactory::GetForContext(tor_profile), nullptr);
 #endif
+  // Ambient Auth should be disabled
+  EXPECT_FALSE(AmbientAuthenticationTestHelper::IsAmbientAuthAllowedForProfile(
+      tor_profile));
 }
 
 IN_PROC_BROWSER_TEST_F(TorProfileManagerTest, SwitchToTorProfileInheritPrefs) {
diff --git a/browser/tor/tor_profile_manager_unittest.cc b/browser/tor/tor_profile_manager_unittest.cc
index 93ecded3e196..544ab7d5c1c0 100644
--- a/browser/tor/tor_profile_manager_unittest.cc
+++ b/browser/tor/tor_profile_manager_unittest.cc
@@ -11,6 +11,7 @@
 #include "brave/components/brave_webtorrent/browser/buildflags/buildflags.h"
 #include "brave/components/constants/pref_names.h"
 #include "brave/components/translate/core/common/buildflags.h"
+#include "chrome/browser/devtools/devtools_window.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/testing_profile.h"
@@ -18,6 +19,7 @@
 #include "components/prefs/pref_service.h"
 #include "components/safe_browsing/core/common/safe_browsing_prefs.h"
 #include "content/public/test/browser_task_environment.h"
+#include "content/public/test/web_contents_tester.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/blink/public/common/peerconnection/webrtc_ip_handling_policy.h"
 
@@ -48,6 +50,10 @@ class TorProfileManagerUnitTest : public testing::Test {
 
   Profile* profile() { return profile_; }
 
+  Profile* GetProfileForDevToolsWindow(content::WebContents* web_contents) {
+    return DevToolsWindow::GetProfileForDevToolsWindow(web_contents);
+  }
+
  private:
   content::BrowserTaskEnvironment task_environment_;
   raw_ptr<Profile> profile_ = nullptr;
@@ -65,9 +71,8 @@ TEST_F(TorProfileManagerUnitTest, InitTorProfileUserPrefs) {
   ASSERT_TRUE(tor_profile->IsTor());
 
   // Check WebRTC IP handling policy.
-  EXPECT_EQ(
-      tor_profile->GetPrefs()->GetString(prefs::kWebRTCIPHandlingPolicy),
-      blink::kWebRTCIPHandlingDisableNonProxiedUdp);
+  EXPECT_EQ(tor_profile->GetPrefs()->GetString(prefs::kWebRTCIPHandlingPolicy),
+            blink::kWebRTCIPHandlingDisableNonProxiedUdp);
 
   // Check SafeBrowsing status
   EXPECT_FALSE(
@@ -84,3 +89,11 @@ TEST_F(TorProfileManagerUnitTest, InitTorProfileUserPrefs) {
       translate::prefs::kOfferTranslateEnabled));
 #endif
 }
+
+TEST_F(TorProfileManagerUnitTest, ProfileForDevToolsWindow) {
+  Profile* tor_profile =
+      TorProfileManager::GetInstance().GetTorProfile(profile());
+  std::unique_ptr<content::WebContents> tor_web_contents =
+      content::WebContentsTester::CreateTestWebContents(tor_profile, nullptr);
+  EXPECT_EQ(tor_profile, GetProfileForDevToolsWindow(tor_web_contents.get()));
+}
diff --git a/chromium_src/chrome/browser/devtools/devtools_window.h b/chromium_src/chrome/browser/devtools/devtools_window.h
new file mode 100644
index 000000000000..27a0170bf425
--- /dev/null
+++ b/chromium_src/chrome/browser/devtools/devtools_window.h
@@ -0,0 +1,17 @@
+/* Copyright (c) 2022 The Brave Authors. All rights reserved.
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef BRAVE_CHROMIUM_SRC_CHROME_BROWSER_DEVTOOLS_DEVTOOLS_WINDOW_H_
+#define BRAVE_CHROMIUM_SRC_CHROME_BROWSER_DEVTOOLS_DEVTOOLS_WINDOW_H_
+
+#define HatsNextWebDialogBrowserTest \
+  HatsNextWebDialogBrowserTest;      \
+  friend class TorProfileManagerUnitTest;
+
+#include "src/chrome/browser/devtools/devtools_window.h"
+
+#undef HatsNextWebDialogBrowserTest
+
+#endif  // BRAVE_CHROMIUM_SRC_CHROME_BROWSER_DEVTOOLS_DEVTOOLS_WINDOW_H_
diff --git a/chromium_src/chrome/browser/profiles/profile.cc b/chromium_src/chrome/browser/profiles/profile.cc
index 6ed8a9e65b53..251ddfaaf36b 100644
--- a/chromium_src/chrome/browser/profiles/profile.cc
+++ b/chromium_src/chrome/browser/profiles/profile.cc
@@ -10,8 +10,10 @@
 #define BRAVE_ALLOWS_BROWSER_WINDOWS *this == TorID() ||
 
 #define IsIncognitoProfile IsIncognitoProfile_ChromiumImpl
+#define IsPrimaryOTRProfile IsPrimaryOTRProfile_ChromiumImpl
 #include "src/chrome/browser/profiles/profile.cc"
 #undef IsIncognitoProfile
+#undef IsPrimaryOTRProfile
 
 // static
 const Profile::OTRProfileID Profile::OTRProfileID::TorID() {
@@ -27,3 +29,10 @@ bool Profile::IsIncognitoProfile() const {
     return true;
   return IsIncognitoProfile_ChromiumImpl();
 }
+
+// Tor profile should behave like primary OTR profile used in private window
+bool Profile::IsPrimaryOTRProfile() const {
+  if (IsTor())
+    return true;
+  return IsPrimaryOTRProfile_ChromiumImpl();
+}
diff --git a/chromium_src/chrome/browser/profiles/profile.h b/chromium_src/chrome/browser/profiles/profile.h
index fe6b7ac0a2a6..753727015d63 100644
--- a/chromium_src/chrome/browser/profiles/profile.h
+++ b/chromium_src/chrome/browser/profiles/profile.h
@@ -14,9 +14,13 @@
 #define IsIncognitoProfile                 \
   IsIncognitoProfile_ChromiumImpl() const; \
   bool IsIncognitoProfile
+#define IsPrimaryOTRProfile                 \
+  IsPrimaryOTRProfile_ChromiumImpl() const; \
+  bool IsPrimaryOTRProfile
 
 #include "src/chrome/browser/profiles/profile.h"
 
+#undef IsPrimaryOTRProfile
 #undef IsIncognitoProfile
 #undef HasPrimaryOTRProfile
 #undef PrimaryID