diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index a1b7ad23201..0c43c5e2c26 100755
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -92,11 +92,11 @@
   <string name="ongoing_topic_list_activity_title">Topics in Progress</string>
   <string name="topic_story_progress_percentage">%s\%%</string>
   <string name="topic_play_chapter_index">%s</string>
-  <string name="chapter_name">Chapter %s: %s</string>
-  <string name="chapter_completed">Chapter %s with title %s is completed</string>
-  <string name="chapter_in_progress">Chapter %s with title %s is in progress</string>
-  <string name="chapter_prerequisite_title_label">Complete Chapter %s: %s to unlock this chapter.</string>
-  <string name="chapter_locked_prerequisite_title_label">Chapter %s: %s is currently locked. Please complete chapter %s: %s to unlock this chapter.</string>
+  <string name="chapter_name">Chapter %1$s: %2$s</string>
+  <string name="chapter_completed">Chapter %1$s with title %2$s is completed</string>
+  <string name="chapter_in_progress">Chapter %1$s with title %2$s is in progress</string>
+  <string name="chapter_prerequisite_title_label">Complete Chapter %1$s: %2$s to unlock this chapter.</string>
+  <string name="chapter_locked_prerequisite_title_label">Chapter %1$s: %2$s is currently locked. Please complete chapter %3$s: %4$s to unlock this chapter.</string>
   <string name="chapter_prerequisite_title_label_without_chapter_title">Complete the previous chapter to unlock this chapter.</string>
   <string name="text_input_default_content_description">Enter text.</string>
   <string name="fractions_default_hint_text">Enter a fraction in the form x/x, or a mixed number in the form x x/x.</string>
@@ -154,7 +154,7 @@
   <string name="topic_downloaded">Topic Downloaded</string>
   <string name="downloaded">Downloaded</string>
   <string name="question_player_title">Practice Mode</string>
-  <string name="question_training_session_progress">Question %s of %s</string>
+  <string name="question_training_session_progress">Question %1$s of %2$s</string>
   <string name="question_training_session_progress_finished">Complete</string>
   <string name="question_training_session_finished_header">Finished</string>
   <string name="question_training_session_finished_message">You have finished all of the questions! You can choose to play another set of questions, or return to the topic.</string>
@@ -190,7 +190,7 @@
   <string name="size_gb">%s GB</string>
   <string name="correct">Correct!</string>
   <string name="topic_prefix">Topic: %s</string>
-  <string name="welcome_profile_name">%s %s!</string>
+  <string name="welcome_profile_name">%1$s %2$s!</string>
   <plurals name="chapter_count">
     <item quantity="one">1 Chapter</item>
     <item quantity="other">%s Chapters</item>
@@ -200,8 +200,8 @@
     <item quantity="other">%s Stories</item>
   </plurals>
   <plurals name="story_total_chapters">
-    <item quantity="one">%s of %s Chapter Completed</item>
-    <item quantity="other">%s of %s Chapters Completed</item>
+    <item quantity="one">%1$s of %2$s Chapter Completed</item>
+    <item quantity="other">%1$s of %2$s Chapters Completed</item>
   </plurals>
   <plurals name="lesson_count">
     <item quantity="one">1 Lesson</item>
@@ -280,7 +280,7 @@
   <string name="skip">Skip</string>
   <string name="next_arrow">Next</string>
   <string name="get_started">Get Started</string>
-  <string name="onboarding_slide_dots_content_description">Slide %s of %s</string>
+  <string name="onboarding_slide_dots_content_description">Slide %1$s of %2$s</string>
   <!-- PinPasswordActivity -->
   <string name="pin_password_hello">Hi, %s!</string>
   <string name="pin_password_admin_enter">Please enter your Administrator PIN.</string>
@@ -465,7 +465,7 @@
   <string name="move_item_up_content_description">Move item up to %s</string>
   <string name="up_button_disabled">Up</string>
   <string name="down_button_disabled">Down</string>
-  <string name="profile_last_visited">%s %s</string>
+  <string name="profile_last_visited">%1$s %2$s</string>
   <plurals name="minutes_ago">
     <item quantity="one">a minute ago</item>
     <item quantity="other">%s minutes ago</item>