diff --git a/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivity.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivity.kt
index 2cda2286d02..c0b89421a33 100644
--- a/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivity.kt
@@ -3,6 +3,7 @@ package org.oppia.android.app.administratorcontrols
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.R
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
@@ -83,6 +84,33 @@ class AdministratorControlsActivity :
       isProfileDeletionDialogVisible
     )
     title = resourceHandler.getStringInLocale(R.string.administrator_controls)
+    handleBackPress()
+  }
+
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@AdministratorControlsActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          val fragment =
+            supportFragmentManager.findFragmentById(
+              R.id.administrator_controls_fragment_multipane_placeholder
+            )
+          /*
+           * If the current fragment is ProfileListFragment then the activity should end on back press.
+           * If it's instead ProfileEditFragment then profileListFragment should be inflated via
+           * handleOnBackPressed.
+           */
+          if (fragment is ProfileEditFragment) {
+            administratorControlsActivityPresenter.handleOnBackPressed()
+          } else {
+            isEnabled = false
+            onBackPressedDispatcher.onBackPressed()
+            isEnabled = true
+          }
+        }
+      }
+    )
   }
 
   override fun routeToAppVersion() {
@@ -121,24 +149,6 @@ class AdministratorControlsActivity :
     }
   }
 
-  override fun onBackPressed() {
-    val fragment =
-      supportFragmentManager.findFragmentById(
-        R.id.administrator_controls_fragment_multipane_placeholder
-      )
-    /*
-     * If the current fragment is ProfileListFragment then the activity should end on back press.
-     * If it's instead ProfileEditFragment then profileListFragment should be inflated via
-     * handleOnBackPressed.
-     */
-    if (fragment is ProfileEditFragment) {
-      administratorControlsActivityPresenter.handleOnBackPressed()
-    } else {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      super.onBackPressed()
-    }
-  }
-
   override fun loadProfileList() {
     lastLoadedFragment = PROFILE_LIST_FRAGMENT
     administratorControlsActivityPresenter
diff --git a/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionActivity.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionActivity.kt
index e41600bb929..eed542e207e 100644
--- a/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionActivity.kt
@@ -4,6 +4,7 @@ import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.view.MenuItem
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
 import org.oppia.android.app.model.ScreenName.APP_VERSION_ACTIVITY
@@ -19,16 +20,29 @@ class AppVersionActivity : InjectableAutoLocalizedAppCompatActivity() {
     super.onCreate(savedInstanceState)
     (activityComponent as ActivityComponentImpl).inject(this)
     appVersionActivityPresenter.handleOnCreate()
+    handleBackPress()
   }
 
   override fun onOptionsItemSelected(item: MenuItem): Boolean {
     if (item.itemId == android.R.id.home) {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      onBackPressed()
+      onBackPressedDispatcher.onBackPressed()
     }
     return super.onOptionsItemSelected(item)
   }
 
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@AppVersionActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          isEnabled = false
+          onBackPressedDispatcher.onBackPressed()
+          isEnabled = true
+        }
+      }
+    )
+  }
+
   companion object {
     /** Returns an [Intent] to start this activity. */
     fun createAppVersionActivityIntent(context: Context): Intent {
diff --git a/app/src/main/java/org/oppia/android/app/administratorcontrols/learneranalytics/ProfileAndDeviceIdActivity.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/learneranalytics/ProfileAndDeviceIdActivity.kt
index cf6fb025db6..f30ea370552 100644
--- a/app/src/main/java/org/oppia/android/app/administratorcontrols/learneranalytics/ProfileAndDeviceIdActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/administratorcontrols/learneranalytics/ProfileAndDeviceIdActivity.kt
@@ -4,6 +4,7 @@ import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.view.MenuItem
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
 import org.oppia.android.app.model.ScreenName.PROFILE_AND_DEVICE_ID_ACTIVITY
@@ -24,16 +25,28 @@ class ProfileAndDeviceIdActivity : InjectableAutoLocalizedAppCompatActivity() {
     super.onCreate(savedInstanceState)
     (activityComponent as ActivityComponentImpl).inject(this)
     profileAndDeviceIdActivityPresenter.handleOnCreate()
+    handleBackPress()
   }
 
   override fun onOptionsItemSelected(item: MenuItem): Boolean {
     if (item.itemId == android.R.id.home) {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      onBackPressed()
+      onBackPressedDispatcher.onBackPressed()
     }
     return super.onOptionsItemSelected(item)
   }
 
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@ProfileAndDeviceIdActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          isEnabled = false
+          onBackPressedDispatcher.onBackPressed()
+          isEnabled = true
+        }
+      }
+    )
+  }
   companion object {
     /** Returns an [Intent] to launch [ProfileAndDeviceIdActivity]. */
     fun createIntent(context: Context): Intent {
diff --git a/app/src/main/java/org/oppia/android/app/devoptions/markchapterscompleted/MarkChaptersCompletedActivity.kt b/app/src/main/java/org/oppia/android/app/devoptions/markchapterscompleted/MarkChaptersCompletedActivity.kt
index ec8979dad41..0dedb0e8b84 100644
--- a/app/src/main/java/org/oppia/android/app/devoptions/markchapterscompleted/MarkChaptersCompletedActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/devoptions/markchapterscompleted/MarkChaptersCompletedActivity.kt
@@ -4,6 +4,7 @@ import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.view.MenuItem
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.R
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
@@ -37,12 +38,25 @@ class MarkChaptersCompletedActivity : InjectableAutoLocalizedAppCompatActivity()
     val showConfirmationNotice = args?.showConfirmationNotice ?: false
     markChaptersCompletedActivityPresenter.handleOnCreate(internalProfileId, showConfirmationNotice)
     title = resourceHandler.getStringInLocale(R.string.mark_chapters_completed_activity_title)
+    handleBackPress()
+  }
+
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@MarkChaptersCompletedActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          isEnabled = false
+          onBackPressedDispatcher.onBackPressed()
+          isEnabled = true
+        }
+      }
+    )
   }
 
   override fun onOptionsItemSelected(item: MenuItem): Boolean {
     if (item.itemId == android.R.id.home) {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      onBackPressed()
+      onBackPressedDispatcher.onBackPressed()
     }
     return super.onOptionsItemSelected(item)
   }
diff --git a/app/src/main/java/org/oppia/android/app/devoptions/markstoriescompleted/MarkStoriesCompletedActivity.kt b/app/src/main/java/org/oppia/android/app/devoptions/markstoriescompleted/MarkStoriesCompletedActivity.kt
index e3373fc7df6..bb68866c9ed 100644
--- a/app/src/main/java/org/oppia/android/app/devoptions/markstoriescompleted/MarkStoriesCompletedActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/devoptions/markstoriescompleted/MarkStoriesCompletedActivity.kt
@@ -4,6 +4,7 @@ import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.view.MenuItem
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.R
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
@@ -34,12 +35,25 @@ class MarkStoriesCompletedActivity : InjectableAutoLocalizedAppCompatActivity()
     internalProfileId = profileId?.internalId ?: -1
     markStoriesCompletedActivityPresenter.handleOnCreate(internalProfileId)
     title = resourceHandler.getStringInLocale(R.string.mark_stories_completed_activity_title)
+    handleBackPress()
+  }
+
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@MarkStoriesCompletedActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          isEnabled = false
+          onBackPressedDispatcher.onBackPressed()
+          isEnabled = true
+        }
+      }
+    )
   }
 
   override fun onOptionsItemSelected(item: MenuItem): Boolean {
     if (item.itemId == android.R.id.home) {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      onBackPressed()
+      onBackPressedDispatcher.onBackPressed()
     }
     return super.onOptionsItemSelected(item)
   }
diff --git a/app/src/main/java/org/oppia/android/app/devoptions/marktopicscompleted/MarkTopicsCompletedActivity.kt b/app/src/main/java/org/oppia/android/app/devoptions/marktopicscompleted/MarkTopicsCompletedActivity.kt
index a891de3a059..8fe9011083a 100644
--- a/app/src/main/java/org/oppia/android/app/devoptions/marktopicscompleted/MarkTopicsCompletedActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/devoptions/marktopicscompleted/MarkTopicsCompletedActivity.kt
@@ -4,6 +4,7 @@ import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.view.MenuItem
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.R
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
@@ -34,12 +35,25 @@ class MarkTopicsCompletedActivity : InjectableAutoLocalizedAppCompatActivity() {
     internalProfileId = profileId?.internalId ?: -1
     markTopicsCompletedActivityPresenter.handleOnCreate(internalProfileId)
     title = resourceHandler.getStringInLocale(R.string.mark_topics_completed_activity_title)
+    handleBackPress()
+  }
+
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@MarkTopicsCompletedActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          isEnabled = false
+          onBackPressedDispatcher.onBackPressed()
+          isEnabled = true
+        }
+      }
+    )
   }
 
   override fun onOptionsItemSelected(item: MenuItem): Boolean {
     if (item.itemId == android.R.id.home) {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      onBackPressed()
+      onBackPressedDispatcher.onBackPressed()
     }
     return super.onOptionsItemSelected(item)
   }
diff --git a/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivity.kt b/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivity.kt
index e88525841b5..f2717cb9065 100644
--- a/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivity.kt
@@ -3,6 +3,7 @@ package org.oppia.android.app.options
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
 import org.oppia.android.app.model.ReadingTextSize
@@ -34,6 +35,18 @@ class ReadingTextSizeActivity : InjectableAutoLocalizedAppCompatActivity() {
       savedInstanceState?.retrieveStateBundle()?.selectedReadingTextSize
         ?: retrieveActivityParams().readingTextSize
     readingTextSizeActivityPresenter.handleOnCreate(readingTextSize)
+    handleBackPress()
+  }
+
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@ReadingTextSizeActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          onBackPressedDispatcher.onBackPressed()
+        }
+      }
+    )
   }
 
   companion object {
diff --git a/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivityPresenter.kt
index 85eedd9d379..491ad80fb11 100644
--- a/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivityPresenter.kt
+++ b/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivityPresenter.kt
@@ -28,8 +28,7 @@ class ReadingTextSizeActivityPresenter @Inject constructor(
   private fun setToolbar() {
     val readingTextSizeToolbar: Toolbar = activity.findViewById(R.id.reading_text_size_toolbar)
     readingTextSizeToolbar.setNavigationOnClickListener {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      activity.onBackPressed()
+      activity.onBackPressedDispatcher.onBackPressed()
     }
   }
 
diff --git a/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivity.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivity.kt
index 4e73ac992e3..35a829542ec 100755
--- a/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivity.kt
@@ -3,6 +3,7 @@ package org.oppia.android.app.player.exploration
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
 import org.oppia.android.app.hintsandsolution.HintsAndSolutionDialogFragment
@@ -66,6 +67,20 @@ class ExplorationActivity :
       params.parentScreen,
       params.isCheckpointingEnabled
     )
+    handleBackPress()
+  }
+
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@ExplorationActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          isEnabled = true
+          onBackPressedDispatcher.onBackPressed()
+          isEnabled = false
+        }
+      }
+    )
   }
 
   // TODO(#1655): Re-restrict access to fields in tests post-Gradle.
diff --git a/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivityPresenter.kt
index 76812ff7522..91527d3cee2 100644
--- a/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivityPresenter.kt
+++ b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivityPresenter.kt
@@ -111,8 +111,7 @@ class ExplorationActivityPresenter @Inject constructor(
     }
 
     binding.explorationToolbar.setNavigationOnClickListener {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      activity.onBackPressed()
+      activity.onBackPressedDispatcher.onBackPressed()
     }
 
     binding.actionAudioPlayer.setOnClickListener {
diff --git a/app/src/main/java/org/oppia/android/app/resumelesson/ResumeLessonActivity.kt b/app/src/main/java/org/oppia/android/app/resumelesson/ResumeLessonActivity.kt
index 9ffbd1969e3..486edf748d3 100644
--- a/app/src/main/java/org/oppia/android/app/resumelesson/ResumeLessonActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/resumelesson/ResumeLessonActivity.kt
@@ -3,6 +3,7 @@ package org.oppia.android.app.resumelesson
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
 import org.oppia.android.app.home.RouteToExplorationListener
@@ -37,6 +38,20 @@ class ResumeLessonActivity :
       params.parentScreen,
       params.checkpoint
     )
+    handleBackPress()
+  }
+
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@ResumeLessonActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          isEnabled = false
+          onBackPressedDispatcher.onBackPressed()
+          isEnabled = true
+        }
+      }
+    )
   }
 
   // TODO(#1655): Re-restrict access to fields in tests post-Gradle.
diff --git a/app/src/main/java/org/oppia/android/app/resumelesson/ResumeLessonActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/resumelesson/ResumeLessonActivityPresenter.kt
index e6cbc39c507..3cabfab80e3 100644
--- a/app/src/main/java/org/oppia/android/app/resumelesson/ResumeLessonActivityPresenter.kt
+++ b/app/src/main/java/org/oppia/android/app/resumelesson/ResumeLessonActivityPresenter.kt
@@ -33,8 +33,7 @@ class ResumeLessonActivityPresenter @Inject constructor(
     activity.setSupportActionBar(resumeLessonToolbar)
 
     resumeLessonToolbar.setNavigationOnClickListener {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      activity.onBackPressed()
+      activity.onBackPressedDispatcher.onBackPressed()
     }
 
     if (getResumeLessonFragment() == null) {
diff --git a/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivity.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivity.kt
index c595bd367ca..c8b31f3fc92 100644
--- a/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivity.kt
@@ -3,6 +3,7 @@ package org.oppia.android.app.settings.profile
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
 import org.oppia.android.app.model.ProfileEditActivityParams
@@ -43,21 +44,24 @@ class ProfileEditActivity : InjectableAutoLocalizedAppCompatActivity() {
     super.onCreate(savedInstanceState)
     (activityComponent as ActivityComponentImpl).inject(this)
     profileEditActivityPresenter.handleOnCreate()
+    handleBackPress()
   }
 
-  override fun onBackPressed() {
-    val args = intent.getProtoExtra(
-      PROFILE_EDIT_ACTIVITY_PARAMS_KEY,
-      ProfileEditActivityParams.getDefaultInstance()
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@ProfileEditActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          val isMultipane: Boolean = intent.extras!!.getBoolean(IS_MULTIPANE_EXTRA_KEY, false)
+          if (isMultipane) {
+            onBackPressedDispatcher.onBackPressed()
+          } else {
+            val intent = Intent(this@ProfileEditActivity, ProfileListActivity::class.java)
+            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
+            startActivity(intent)
+          }
+        }
+      }
     )
-    val isMultipane = args?.isMultipane ?: false
-    if (isMultipane) {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      super.onBackPressed()
-    } else {
-      val intent = Intent(this, ProfileListActivity::class.java)
-      intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
-      startActivity(intent)
-    }
   }
 }
diff --git a/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivityPresenter.kt
index ea67fb89474..9adcb402c29 100644
--- a/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivityPresenter.kt
+++ b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivityPresenter.kt
@@ -1,6 +1,5 @@
 package org.oppia.android.app.settings.profile
 
-import android.content.Intent
 import android.view.View
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.widget.Toolbar
@@ -30,14 +29,7 @@ class ProfileEditActivityPresenter @Inject constructor(
     val isMultipane = args?.isMultipane ?: false
 
     toolbar.setNavigationOnClickListener {
-      if (isMultipane) {
-        @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-        activity.onBackPressed()
-      } else {
-        val intent = Intent(activity, ProfileListActivity::class.java)
-        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
-        activity.startActivity(intent)
-      }
+      activity.onBackPressedDispatcher.onBackPressed()
     }
 
     if (getProfileEditFragment() == null) {
diff --git a/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivity.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivity.kt
index 1f4a1c57e74..202267462f3 100644
--- a/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivity.kt
+++ b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivity.kt
@@ -3,6 +3,7 @@ package org.oppia.android.app.topic.questionplayer
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
+import androidx.activity.OnBackPressedCallback
 import org.oppia.android.app.activity.ActivityComponentImpl
 import org.oppia.android.app.activity.InjectableAutoLocalizedAppCompatActivity
 import org.oppia.android.app.hintsandsolution.HintsAndSolutionListener
@@ -53,10 +54,21 @@ class QuestionPlayerActivity :
     val profileId =
       intent.extractCurrentUserProfileId()
     questionPlayerActivityPresenter.handleOnCreate(profileId)
+    handleBackPress()
   }
 
-  override fun onBackPressed() {
-    showStopExplorationDialogFragment()
+  private fun handleBackPress() {
+    onBackPressedDispatcher.addCallback(
+      this@QuestionPlayerActivity,
+      object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+          isEnabled = false
+          showStopExplorationDialogFragment()
+          onBackPressedDispatcher.onBackPressed()
+          isEnabled = true
+        }
+      }
+    )
   }
 
   override fun restartSession() = questionPlayerActivityPresenter.restartSession()
diff --git a/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityPresenter.kt
index c705384c950..7d610d0b8e1 100644
--- a/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityPresenter.kt
+++ b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityPresenter.kt
@@ -50,8 +50,7 @@ class QuestionPlayerActivityPresenter @Inject constructor(
     activity.setSupportActionBar(binding.questionPlayerToolbar)
 
     binding.questionPlayerToolbar.setNavigationOnClickListener {
-      @Suppress("DEPRECATION") // TODO(#5404): Migrate to a back pressed dispatcher.
-      activity.onBackPressed()
+      activity.onBackPressedDispatcher.onBackPressed()
     }
 
     if (getQuestionPlayerFragment() == null) {