diff --git a/matrix-sdk-android/src/main/java/de/spiritcroc/matrixsdk/util/DbgUtil.kt b/matrix-sdk-android/src/main/java/de/spiritcroc/matrixsdk/util/DbgUtil.kt
index 8f62b18900..091c18d2e1 100644
--- a/matrix-sdk-android/src/main/java/de/spiritcroc/matrixsdk/util/DbgUtil.kt
+++ b/matrix-sdk-android/src/main/java/de/spiritcroc/matrixsdk/util/DbgUtil.kt
@@ -10,6 +10,7 @@ object DbgUtil {
     const val DBG_SHOW_READ_TRACKING = "DBG_SHOW_READ_TRACKING"
     const val DBG_TIMELINE_CHUNKS = "DBG_TIMELINE_CHUNKS"
     const val DBG_SHOW_DISPLAY_INDEX = "DBG_SHOW_DISPLAY_INDEX"
+    const val DBG_VIEW_PAGER = "DBG_VIEW_PAGER"
 
     private val prefs = HashMap<String, Boolean>()
 
@@ -18,6 +19,7 @@ object DbgUtil {
             DBG_SHOW_READ_TRACKING,
             DBG_TIMELINE_CHUNKS,
             DBG_SHOW_DISPLAY_INDEX,
+            DBG_VIEW_PAGER,
     )
 
     fun load(context: Context) {
diff --git a/vector/src/main/java/im/vector/app/features/home/room/list/RoomListFragment.kt b/vector/src/main/java/im/vector/app/features/home/room/list/RoomListFragment.kt
index 52593dc4ed..5a56ad7662 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/list/RoomListFragment.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/list/RoomListFragment.kt
@@ -38,6 +38,7 @@ import com.airbnb.mvrx.fragmentViewModel
 import com.airbnb.mvrx.withState
 import im.vector.app.AppStateHandler
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import de.spiritcroc.matrixsdk.util.DbgUtil
 import im.vector.app.R
 import im.vector.app.core.epoxy.LayoutManagerStateRestorer
 import im.vector.app.core.extensions.cleanup
@@ -166,6 +167,8 @@ class RoomListFragment @Inject constructor(
             val spaceId = it.invoke()?.space()?.roomId
             onSwitchSpace(spaceId)
         }
+
+        updateDebugView()
     }
 
     override fun onPause() {
@@ -174,6 +177,18 @@ class RoomListFragment @Inject constructor(
         persistExpandStatus()
     }
 
+    private fun updateDebugView() {
+        if (DbgUtil.isDbgEnabled(DbgUtil.DBG_VIEW_PAGER)) {
+            views.scRoomListDebugView.isVisible = true
+            withState(roomListViewModel) {
+                val currentSpace = it.currentRoomGrouping.invoke()?.space()
+                views.scRoomListDebugView.text = "explicit: ${roomListParams.explicitSpaceId}\nexpanded: $expandStatusSpaceId\ngrouping: ${currentSpace?.roomId} | ${currentSpace?.displayName}"
+            }
+        } else {
+            views.scRoomListDebugView.isVisible = false
+        }
+    }
+
     private fun refreshCollapseStates() {
         val sectionsCount = adapterInfosList.count { !it.sectionHeaderAdapter.roomsSectionData.isHidden }
         roomListViewModel.sections.forEachIndexed { index, roomsSection ->
@@ -631,6 +646,7 @@ class RoomListFragment @Inject constructor(
             expandStatusSpaceId = spaceId
             loadExpandStatus()
         }
+        updateDebugView()
     }
 
     private fun persistExpandStatus() {
diff --git a/vector/src/main/java/im/vector/app/features/settings/VectorSettingsScDebuggingFragment.kt b/vector/src/main/java/im/vector/app/features/settings/VectorSettingsScDebuggingFragment.kt
index b9de9cda19..fe0495a481 100644
--- a/vector/src/main/java/im/vector/app/features/settings/VectorSettingsScDebuggingFragment.kt
+++ b/vector/src/main/java/im/vector/app/features/settings/VectorSettingsScDebuggingFragment.kt
@@ -20,6 +20,7 @@ class VectorSettingsScDebuggingFragment @Inject constructor(
             DbgPref(DbgUtil.DBG_SHOW_DISPLAY_INDEX, R.string.settings_sc_dbg_show_display_index),
             DbgPref(DbgUtil.DBG_READ_MARKER, R.string.settings_sc_dbg_read_marker),
             DbgPref(DbgUtil.DBG_SHOW_READ_TRACKING, R.string.settings_sc_dbg_show_read_tracking),
+            DbgPref(DbgUtil.DBG_VIEW_PAGER, R.string.settings_sc_dbg_view_pager),
     )
 
     override fun bindPref() {
diff --git a/vector/src/main/res/layout/fragment_room_list.xml b/vector/src/main/res/layout/fragment_room_list.xml
index a8eec6ff3a..5c24f0ee8f 100644
--- a/vector/src/main/res/layout/fragment_room_list.xml
+++ b/vector/src/main/res/layout/fragment_room_list.xml
@@ -7,13 +7,29 @@
     android:layout_height="match_parent"
     android:background="?android:colorBackground">
 
-    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/roomListView"
+    <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:overScrollMode="always"
-        tools:itemCount="5"
-        tools:listitem="@layout/item_room" />
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/scRoomListDebugView"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            style="@style/Widget.Vector.TextView.Caption"
+            android:fontFamily="monospace"
+            android:padding="2dp"
+            android:visibility="gone"
+            tools:text="SC-dbg" />
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/roomListView"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:overScrollMode="always"
+            tools:itemCount="5"
+            tools:listitem="@layout/item_room" />
+    </LinearLayout>
 
     <im.vector.app.features.home.room.list.widget.NotifsFabMenuView
         android:id="@+id/createChatFabMenu"
diff --git a/vector/src/main/res/values/strings_sc.xml b/vector/src/main/res/values/strings_sc.xml
index e2dfec093d..07e767a0e8 100644
--- a/vector/src/main/res/values/strings_sc.xml
+++ b/vector/src/main/res/values/strings_sc.xml
@@ -174,10 +174,11 @@
     <!-- SC debugging -->
     <string name="settings_sc_debugging">Schildi-debugging</string>
     <string name="settings_sc_debugging_summary">Enable additional logs or debugging features</string>
-    <string name="settings_sc_dbg_read_marker">Debug read markers</string>
-    <string name="settings_sc_dbg_timeline_chunks">Debug timeline consistency</string>
+    <string name="settings_sc_dbg_read_marker">Read marker debugging</string>
+    <string name="settings_sc_dbg_timeline_chunks">Timeline consistency debugging</string>
     <string name="settings_sc_dbg_show_display_index">Show displayIndex in timeline</string>
     <string name="settings_sc_dbg_show_read_tracking">Show read tracking</string>
+    <string name="settings_sc_dbg_view_pager">ViewPager debugging</string>
 
     <!-- SC labs -->
     <string name="settings_upstream_labs">Element features</string>