diff --git a/changelog.d/7336.feature b/changelog.d/7336.feature
new file mode 100644
index 0000000000..fb2d165b57
--- /dev/null
+++ b/changelog.d/7336.feature
@@ -0,0 +1 @@
+[Device management] Add lab flag for the feature
diff --git a/library/ui-strings/src/main/res/values/strings.xml b/library/ui-strings/src/main/res/values/strings.xml
index 7f9a4f7687..600b8461b9 100644
--- a/library/ui-strings/src/main/res/values/strings.xml
+++ b/library/ui-strings/src/main/res/values/strings.xml
@@ -3239,7 +3239,8 @@
     <string name="labs_enable_element_call_permission_shortcuts_summary">Auto-approve Element Call widgets and grant camera / mic access</string>
 
     <!-- Device Manager -->
-    <string name="device_manager_settings_active_sessions_show_all">Show All Sessions (V2, WIP)</string>
+    <!-- TODO remove this key -->
+    <string name="device_manager_settings_active_sessions_show_all" tools:ignore="UnusedResources">Show All Sessions (V2, WIP)</string>
     <string name="device_manager_sessions_other_title">Other sessions</string>
     <string name="device_manager_sessions_other_description">For best security, verify your sessions and sign out from any session that you don’t recognize or use anymore.</string>
     <string name="a11y_device_manager_device_type_mobile">Mobile</string>
@@ -3325,6 +3326,8 @@
     <string name="device_manager_learn_more_sessions_verified">Verified sessions have logged in with your credentials and then been verified, either using your secure passphrase or by cross-verifying.\n\nThis means they hold encryption keys for your previous messages, and confirm to other users you are communicating with that these sessions are really you.</string>
     <string name="device_manager_learn_more_session_rename_title">Renaming sessions</string>
     <string name="device_manager_learn_more_session_rename">Other users in direct messages and rooms that you join are able to view a full list of your sessions.\n\nThis provides them with confidence that they are really speaking to you, but it also means they can see the session name you enter here.</string>
+    <string name="labs_enable_session_manager_title">Enable new session manager</string>
+    <string name="labs_enable_session_manager_summary">Have greater visibility and control over all your sessions.</string>
 
     <!-- Note to translators: %s will be replaces with selected space name -->
     <string name="home_empty_space_no_rooms_title">%s\nis looking a little empty.</string>
diff --git a/vector-app/src/debug/java/im/vector/app/features/debug/features/DebugFeaturesStateFactory.kt b/vector-app/src/debug/java/im/vector/app/features/debug/features/DebugFeaturesStateFactory.kt
index b927d66b69..5f34a349d6 100644
--- a/vector-app/src/debug/java/im/vector/app/features/debug/features/DebugFeaturesStateFactory.kt
+++ b/vector-app/src/debug/java/im/vector/app/features/debug/features/DebugFeaturesStateFactory.kt
@@ -85,11 +85,6 @@ class DebugFeaturesStateFactory @Inject constructor(
                                 key = DebugFeatureKeys.newAppLayoutEnabled,
                                 factory = VectorFeatures::isNewAppLayoutFeatureEnabled
                         ),
-                        createBooleanFeature(
-                                label = "Enable New Device Management",
-                                key = DebugFeatureKeys.newDeviceManagementEnabled,
-                                factory = VectorFeatures::isNewDeviceManagementEnabled
-                        ),
                         createBooleanFeature(
                                 label = "Enable Voice Broadcast",
                                 key = DebugFeatureKeys.voiceBroadcastEnabled,
diff --git a/vector-app/src/debug/java/im/vector/app/features/debug/features/DebugVectorFeatures.kt b/vector-app/src/debug/java/im/vector/app/features/debug/features/DebugVectorFeatures.kt
index c347accfc3..6062a1f999 100644
--- a/vector-app/src/debug/java/im/vector/app/features/debug/features/DebugVectorFeatures.kt
+++ b/vector-app/src/debug/java/im/vector/app/features/debug/features/DebugVectorFeatures.kt
@@ -76,9 +76,6 @@ class DebugVectorFeatures(
     override fun isNewAppLayoutFeatureEnabled(): Boolean = read(DebugFeatureKeys.newAppLayoutEnabled)
             ?: vectorFeatures.isNewAppLayoutFeatureEnabled()
 
-    override fun isNewDeviceManagementEnabled(): Boolean = read(DebugFeatureKeys.newDeviceManagementEnabled)
-            ?: vectorFeatures.isNewDeviceManagementEnabled()
-
     override fun isVoiceBroadcastEnabled(): Boolean = read(DebugFeatureKeys.voiceBroadcastEnabled)
             ?: vectorFeatures.isVoiceBroadcastEnabled()
 
@@ -140,8 +137,6 @@ object DebugFeatureKeys {
     val liveLocationSharing = booleanPreferencesKey("live-location-sharing")
     val screenSharing = booleanPreferencesKey("screen-sharing")
     val forceUsageOfOpusEncoder = booleanPreferencesKey("force-usage-of-opus-encoder")
-    val startDmOnFirstMsg = booleanPreferencesKey("start-dm-on-first-msg")
     val newAppLayoutEnabled = booleanPreferencesKey("new-app-layout-enabled")
-    val newDeviceManagementEnabled = booleanPreferencesKey("new-device-management-enabled")
     val voiceBroadcastEnabled = booleanPreferencesKey("voice-broadcast-enabled")
 }
diff --git a/vector-config/src/main/res/values/config-settings.xml b/vector-config/src/main/res/values/config-settings.xml
index 11fbb2f147..9c7eee5c0c 100755
--- a/vector-config/src/main/res/values/config-settings.xml
+++ b/vector-config/src/main/res/values/config-settings.xml
@@ -41,6 +41,7 @@
     <bool name="settings_labs_deferred_dm_default">true</bool>
     <bool name="settings_labs_thread_messages_default">false</bool>
     <bool name="settings_labs_new_app_layout_default">true</bool>
+    <bool name="settings_labs_new_session_manager_default">false</bool>
     <bool name="settings_timeline_show_live_sender_info_visible">true</bool>
     <bool name="settings_timeline_show_live_sender_info_default">false</bool>
     <bool name="settings_labs_rich_text_editor_visible">true</bool>
diff --git a/vector/src/main/java/im/vector/app/features/VectorFeatures.kt b/vector/src/main/java/im/vector/app/features/VectorFeatures.kt
index 9c3ebae641..f59f5afdea 100644
--- a/vector/src/main/java/im/vector/app/features/VectorFeatures.kt
+++ b/vector/src/main/java/im/vector/app/features/VectorFeatures.kt
@@ -40,7 +40,6 @@ interface VectorFeatures {
      * use [VectorPreferences.isNewAppLayoutEnabled] instead.
      */
     fun isNewAppLayoutFeatureEnabled(): Boolean
-    fun isNewDeviceManagementEnabled(): Boolean
     fun isVoiceBroadcastEnabled(): Boolean
 }
 
@@ -57,6 +56,5 @@ class DefaultVectorFeatures : VectorFeatures {
     override fun isLocationSharingEnabled() = Config.ENABLE_LOCATION_SHARING
     override fun forceUsageOfOpusEncoder(): Boolean = false
     override fun isNewAppLayoutFeatureEnabled(): Boolean = true
-    override fun isNewDeviceManagementEnabled(): Boolean = false
     override fun isVoiceBroadcastEnabled(): Boolean = false
 }
diff --git a/vector/src/main/java/im/vector/app/features/settings/VectorPreferences.kt b/vector/src/main/java/im/vector/app/features/settings/VectorPreferences.kt
index 1cbb8509df..aaf328e9c7 100755
--- a/vector/src/main/java/im/vector/app/features/settings/VectorPreferences.kt
+++ b/vector/src/main/java/im/vector/app/features/settings/VectorPreferences.kt
@@ -72,6 +72,7 @@ class VectorPreferences @Inject constructor(
         const val SETTINGS_LABS_NEW_APP_LAYOUT_KEY = "SETTINGS_LABS_NEW_APP_LAYOUT_KEY"
         const val SETTINGS_LABS_DEFERRED_DM_KEY = "SETTINGS_LABS_DEFERRED_DM_KEY"
         const val SETTINGS_LABS_RICH_TEXT_EDITOR_KEY = "SETTINGS_LABS_RICH_TEXT_EDITOR_KEY"
+        const val SETTINGS_LABS_NEW_SESSION_MANAGER_KEY = "SETTINGS_LABS_NEW_SESSION_MANAGER_KEY"
         const val SETTINGS_CRYPTOGRAPHY_PREFERENCE_KEY = "SETTINGS_CRYPTOGRAPHY_PREFERENCE_KEY"
         const val SETTINGS_CRYPTOGRAPHY_DIVIDER_PREFERENCE_KEY = "SETTINGS_CRYPTOGRAPHY_DIVIDER_PREFERENCE_KEY"
         const val SETTINGS_CRYPTOGRAPHY_MANAGE_PREFERENCE_KEY = "SETTINGS_CRYPTOGRAPHY_MANAGE_PREFERENCE_KEY"
@@ -1180,6 +1181,13 @@ class VectorPreferences @Inject constructor(
         return defaultPrefs.getBoolean(SETTINGS_LABS_DEFERRED_DM_KEY, getDefault(R.bool.settings_labs_deferred_dm_default))
     }
 
+    /**
+     * Indicates whether or not new session manager screens are enabled.
+     */
+    fun isNewSessionManagerEnabled(): Boolean {
+        return defaultPrefs.getBoolean(SETTINGS_LABS_NEW_SESSION_MANAGER_KEY, getDefault(R.bool.settings_labs_new_session_manager_default))
+    }
+
     fun showLiveSenderInfo(): Boolean {
         return defaultPrefs.getBoolean(SETTINGS_TIMELINE_SHOW_LIVE_SENDER_INFO, getDefault(R.bool.settings_timeline_show_live_sender_info_default))
     }
diff --git a/vector/src/main/java/im/vector/app/features/settings/VectorSettingsSecurityPrivacyFragment.kt b/vector/src/main/java/im/vector/app/features/settings/VectorSettingsSecurityPrivacyFragment.kt
index 87f5af67eb..d940132b5e 100644
--- a/vector/src/main/java/im/vector/app/features/settings/VectorSettingsSecurityPrivacyFragment.kt
+++ b/vector/src/main/java/im/vector/app/features/settings/VectorSettingsSecurityPrivacyFragment.kt
@@ -51,7 +51,6 @@ import im.vector.app.core.utils.copyToClipboard
 import im.vector.app.core.utils.openFileSelection
 import im.vector.app.core.utils.toast
 import im.vector.app.databinding.DialogImportE2eKeysBinding
-import im.vector.app.features.VectorFeatures
 import im.vector.app.features.analytics.AnalyticsConfig
 import im.vector.app.features.analytics.plan.MobileScreen
 import im.vector.app.features.analytics.ui.consent.AnalyticsConsentViewActions
@@ -91,7 +90,7 @@ class VectorSettingsSecurityPrivacyFragment :
     @Inject lateinit var rawService: RawService
     @Inject lateinit var navigator: Navigator
     @Inject lateinit var analyticsConfig: AnalyticsConfig
-    @Inject lateinit var vectorFeatures: VectorFeatures
+    @Inject lateinit var vectorPreferences: VectorPreferences
 
     override var titleRes = R.string.settings_security_and_privacy
     override val preferenceXmlRes = R.xml.vector_settings_security_privacy
@@ -562,11 +561,12 @@ class VectorSettingsSecurityPrivacyFragment :
      * Build the cryptography preference section.
      */
     private fun refreshCryptographyPreference(devices: List<DeviceInfo>) {
+        showDeviceListPref.isVisible = !vectorPreferences.isNewSessionManagerEnabled()
         showDeviceListPref.isEnabled = devices.isNotEmpty()
         showDeviceListPref.summary = resources.getQuantityString(R.plurals.settings_active_sessions_count, devices.size, devices.size)
 
-        showDevicesListV2Pref.isVisible = vectorFeatures.isNewDeviceManagementEnabled()
-        showDevicesListV2Pref.title = getString(R.string.device_manager_settings_active_sessions_show_all)
+        showDevicesListV2Pref.isVisible = vectorPreferences.isNewSessionManagerEnabled()
+        showDevicesListV2Pref.isEnabled = devices.isNotEmpty()
         showDevicesListV2Pref.summary = resources.getQuantityString(R.plurals.settings_active_sessions_count, devices.size, devices.size)
 
         val userId = session.myUserId
diff --git a/vector/src/main/res/xml/vector_settings_labs.xml b/vector/src/main/res/xml/vector_settings_labs.xml
index a3420c5865..51c78d278a 100644
--- a/vector/src/main/res/xml/vector_settings_labs.xml
+++ b/vector/src/main/res/xml/vector_settings_labs.xml
@@ -103,4 +103,10 @@
         android:title="@string/labs_enable_rich_text_editor_title"
         app:isPreferenceVisible="@bool/settings_labs_rich_text_editor_visible" />
 
+    <im.vector.app.core.preference.VectorSwitchPreference
+        android:defaultValue="@bool/settings_labs_new_session_manager_default"
+        android:key="SETTINGS_LABS_NEW_SESSION_MANAGER_KEY"
+        android:summary="@string/labs_enable_session_manager_summary"
+        android:title="@string/labs_enable_session_manager_title" />
+
 </androidx.preference.PreferenceScreen>