diff --git a/CHANGES.md b/CHANGES.md
index 675c528d24..d21fcd19be 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -8,7 +8,7 @@ Improvements 🙌:
  -
 
 Bugfix 🐛:
- -
+ - Fix crash on API < 30 and light theme (#2774)
 
 Translations 🗣:
  -
diff --git a/vector/src/main/java/im/vector/app/features/popup/PopupAlertManager.kt b/vector/src/main/java/im/vector/app/features/popup/PopupAlertManager.kt
index 28b2a8b4d5..1a746bba44 100644
--- a/vector/src/main/java/im/vector/app/features/popup/PopupAlertManager.kt
+++ b/vector/src/main/java/im/vector/app/features/popup/PopupAlertManager.kt
@@ -15,7 +15,6 @@
  */
 package im.vector.app.features.popup
 
-import android.annotation.SuppressLint
 import android.app.Activity
 import android.os.Build
 import android.os.Handler
@@ -158,28 +157,38 @@ class PopupAlertManager @Inject constructor(private val avatarRenderer: Lazy<Ava
         }
     }
 
-    @SuppressLint("InlinedApi")
     private fun clearLightStatusBar() {
-        weakCurrentActivity?.get()
-                ?.takeIf { Build.VERSION.SDK_INT >= Build.VERSION_CODES.M }
-                // Do not change anything on Dark themes
-                ?.takeIf { ThemeUtils.isLightTheme(it) }
-                ?.let { it.window?.decorView }
-                ?.let { view ->
-                    view.windowInsetsController?.setSystemBarsAppearance(0, APPEARANCE_LIGHT_STATUS_BARS)
-                }
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            weakCurrentActivity?.get()
+                    // Do not change anything on Dark themes
+                    ?.takeIf { ThemeUtils.isLightTheme(it) }
+                    ?.window?.decorView
+                    ?.let { view ->
+                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                            view.windowInsetsController?.setSystemBarsAppearance(0, APPEARANCE_LIGHT_STATUS_BARS)
+                        } else {
+                            @Suppress("DEPRECATION")
+                            view.systemUiVisibility = view.systemUiVisibility and View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR.inv()
+                        }
+                    }
+        }
     }
 
-    @SuppressLint("InlinedApi")
     private fun setLightStatusBar() {
-        weakCurrentActivity?.get()
-                ?.takeIf { Build.VERSION.SDK_INT >= Build.VERSION_CODES.M }
-                // Do not change anything on Dark themes
-                ?.takeIf { ThemeUtils.isLightTheme(it) }
-                ?.let { it.window?.decorView }
-                ?.let { view ->
-                    view.windowInsetsController?.setSystemBarsAppearance(APPEARANCE_LIGHT_STATUS_BARS, APPEARANCE_LIGHT_STATUS_BARS)
-                }
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            weakCurrentActivity?.get()
+                    // Do not change anything on Dark themes
+                    ?.takeIf { ThemeUtils.isLightTheme(it) }
+                    ?.window?.decorView
+                    ?.let { view ->
+                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                            view.windowInsetsController?.setSystemBarsAppearance(APPEARANCE_LIGHT_STATUS_BARS, APPEARANCE_LIGHT_STATUS_BARS)
+                        } else {
+                            @Suppress("DEPRECATION")
+                            view.systemUiVisibility = view.systemUiVisibility or View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR
+                        }
+                    }
+        }
     }
 
     private fun showAlert(alert: VectorAlert, activity: Activity, animate: Boolean = true) {