diff --git a/src/i18n/messages/ar.json b/src/i18n/messages/ar.json
index 2f0ab556..f1f89a2c 100644
--- a/src/i18n/messages/ar.json
+++ b/src/i18n/messages/ar.json
@@ -14,9 +14,6 @@
   "account-activation.alert.message": "We sent an email to {boldEmail} with a link to activate your account. Can’t find it? Check your spam folder or\n        {sendEmailTag}.",
   "account-activation.resend.link": "resend the email",
   "learning.logistration.alert": "للاطلاع على محتوى المساق {signIn} أو {register}.",
-  "learning.offer.upgradeNow": "ترقية الآن",
-  "learning.offer.header": "قم بالترقية في {date} ووفر {percentage}% [{fullPricing}]",
-  "learning.offer.code": "استخدم الرمز {code} عند إتمام الطلب",
   "learn.navigation.course.tabs.label": "مواد المساق",
   "header.menu.dashboard.label": "لوحة المعلومات",
   "header.help.label": "مساعدة",
@@ -32,7 +29,7 @@
   "learning.dates.badge.today": "اليوم",
   "learning.dates.badge.unreleased": "لم يتم الإصدار بعد",
   "learning.dates.badge.verifiedOnly": "موثق فقط",
-  "learning.outline.alert.cert.when": "This course ended on {courseEndDateFormatted}. Final grades and certificates are\n            scheduled to be available after {certificateAvailableDate}.",
+  "learning.outline.alert.cert.when": "This course ends on {courseEndDateFormatted}. Final grades and certificates are\n            scheduled to be available after {certificateAvailableDate}.",
   "cert.alert.earned.unavailable.header": "Your grade and certificate will be ready soon!",
   "cert.alert.earned.ready.header": "Congratulations! Your certificate is ready.",
   "learning.outline.alert.end.short": "ينتهي هذا المساق في غضون {timeRemaining}في {courseEndTime}.",
@@ -114,7 +111,6 @@
   "progress.certificateStatus.downloadableButton": "Download my certificate",
   "progress.certificateStatus.viewableButton": "View my certificate",
   "progress.certificateStatus.notAvailableHeader": "Certificate status",
-  "progress.certificateStatus.notAvailableBody": "Your certificate will be available soon! After this course officially ends on {end_date}, you will receive an email notification with your certificate.",
   "progress.certificateStatus.upgradeHeader": "Earn a certificate",
   "progress.certificateStatus.upgradeBody": "You are in an audit track and do not qualify for a certificate. In order to work towards a certificate, upgrade your course today.",
   "progress.certificateStatus.upgradeButton": "Upgrade now",
@@ -157,6 +153,8 @@
   "progress.gradeSummary.tooltip.alt": "Grade summary tooltip",
   "progress.gradeSummary.tooltip.body": "Your course assignment's weight is determined by your instructor. By multiplying your grade by the weight for that assignment type, your weighted grade is calculated. Your weighted grade is what's used to determine if you pass the course.",
   "progress.courseGrade.label.passingGrade": "Passing grade",
+  "progress.detailedGrades.problemScore.label": "Problem Scores:",
+  "progress.detailedGrades.problemScore.toggleButton": "Toggle individual problem scores for {subsectionTitle}",
   "progress.score": "Score",
   "progress.weight": "Weight",
   "progress.weightedGrade": "Weighted grade",
@@ -289,7 +287,7 @@
   "learn.breadcrumb.navigation.course.home": "المساق ",
   "notification.tray.container": "Notification tray",
   "notification.open.button": "Show notification tray",
-  "notification.close.button": "Close sidebar notification",
+  "notification.close.button": "Close notification tray",
   "responsive.close.notification": "Back to course",
   "notification.tray.title": "Notifications",
   "notification.tray.no.message": "You have no new notifications at this time.",
diff --git a/src/i18n/messages/es_419.json b/src/i18n/messages/es_419.json
index b691dc6e..edb90973 100644
--- a/src/i18n/messages/es_419.json
+++ b/src/i18n/messages/es_419.json
@@ -14,9 +14,6 @@
   "account-activation.alert.message": "We sent an email to {boldEmail} with a link to activate your account. Can’t find it? Check your spam folder or\n        {sendEmailTag}.",
   "account-activation.resend.link": "resend the email",
   "learning.logistration.alert": "Para ver el contenido del curso, {signIn} o {register}.",
-  "learning.offer.upgradeNow": "Upgrade now",
-  "learning.offer.header": "Mejora de categoría antes del {date} y ahorra el {percentage} % de [{fullPricing}]",
-  "learning.offer.code": "Utiliza el código {code} en el momento de la compra.",
   "learn.navigation.course.tabs.label": "Material del Curso",
   "header.menu.dashboard.label": "Dashboard",
   "header.help.label": "Help",
@@ -32,7 +29,7 @@
   "learning.dates.badge.today": "Hoy",
   "learning.dates.badge.unreleased": "Not yet released",
   "learning.dates.badge.verifiedOnly": "Solo verificado",
-  "learning.outline.alert.cert.when": "This course ended on {courseEndDateFormatted}. Final grades and certificates are\n            scheduled to be available after {certificateAvailableDate}.",
+  "learning.outline.alert.cert.when": "This course ends on {courseEndDateFormatted}. Final grades and certificates are\n            scheduled to be available after {certificateAvailableDate}.",
   "cert.alert.earned.unavailable.header": "Your grade and certificate will be ready soon!",
   "cert.alert.earned.ready.header": "Congratulations! Your certificate is ready.",
   "learning.outline.alert.end.short": "Este curso acaba en {timeRemaining} a la/s {courseEndTime}.",
@@ -114,7 +111,6 @@
   "progress.certificateStatus.downloadableButton": "Download my certificate",
   "progress.certificateStatus.viewableButton": "View my certificate",
   "progress.certificateStatus.notAvailableHeader": "Certificate status",
-  "progress.certificateStatus.notAvailableBody": "Your certificate will be available soon! After this course officially ends on {end_date}, you will receive an email notification with your certificate.",
   "progress.certificateStatus.upgradeHeader": "Earn a certificate",
   "progress.certificateStatus.upgradeBody": "You are in an audit track and do not qualify for a certificate. In order to work towards a certificate, upgrade your course today.",
   "progress.certificateStatus.upgradeButton": "Upgrade now",
@@ -157,6 +153,8 @@
   "progress.gradeSummary.tooltip.alt": "Grade summary tooltip",
   "progress.gradeSummary.tooltip.body": "Your course assignment's weight is determined by your instructor. By multiplying your grade by the weight for that assignment type, your weighted grade is calculated. Your weighted grade is what's used to determine if you pass the course.",
   "progress.courseGrade.label.passingGrade": "Passing grade",
+  "progress.detailedGrades.problemScore.label": "Problem Scores:",
+  "progress.detailedGrades.problemScore.toggleButton": "Toggle individual problem scores for {subsectionTitle}",
   "progress.score": "Score",
   "progress.weight": "Weight",
   "progress.weightedGrade": "Weighted grade",
@@ -289,7 +287,7 @@
   "learn.breadcrumb.navigation.course.home": "Curso",
   "notification.tray.container": "Notificación de la barra lateral",
   "notification.open.button": "Mostrar la notificación de la barra lateral",
-  "notification.close.button": "Cerrar la notificación de la barra lateral",
+  "notification.close.button": "Close notification tray",
   "responsive.close.notification": "Regresar al curso",
   "notification.tray.title": "Notificaciones",
   "notification.tray.no.message": "No tienes notificaciones nuevas en este momento.",
diff --git a/src/i18n/messages/fr.json b/src/i18n/messages/fr.json
index 51909159..b5202d28 100644
--- a/src/i18n/messages/fr.json
+++ b/src/i18n/messages/fr.json
@@ -14,9 +14,6 @@
   "account-activation.alert.message": "We sent an email to {boldEmail} with a link to activate your account. Can’t find it? Check your spam folder or\n        {sendEmailTag}.",
   "account-activation.resend.link": "resend the email",
   "learning.logistration.alert": "To see course content, {signIn} or {register}.",
-  "learning.offer.upgradeNow": "Upgrade now",
-  "learning.offer.header": "Upgrade by {date} and save {percentage}% [{fullPricing}]",
-  "learning.offer.code": "Use code {code} at checkout!",
   "learn.navigation.course.tabs.label": "Course Material",
   "header.menu.dashboard.label": "Dashboard",
   "header.help.label": "Help",
@@ -32,7 +29,7 @@
   "learning.dates.badge.today": "Today",
   "learning.dates.badge.unreleased": "Not yet released",
   "learning.dates.badge.verifiedOnly": "Verified only",
-  "learning.outline.alert.cert.when": "This course ended on {courseEndDateFormatted}. Final grades and certificates are\n            scheduled to be available after {certificateAvailableDate}.",
+  "learning.outline.alert.cert.when": "This course ends on {courseEndDateFormatted}. Final grades and certificates are\n            scheduled to be available after {certificateAvailableDate}.",
   "cert.alert.earned.unavailable.header": "Your grade and certificate will be ready soon!",
   "cert.alert.earned.ready.header": "Congratulations! Your certificate is ready.",
   "learning.outline.alert.end.short": "This course is ending {timeRemaining} at {courseEndTime}.",
@@ -114,7 +111,6 @@
   "progress.certificateStatus.downloadableButton": "Download my certificate",
   "progress.certificateStatus.viewableButton": "View my certificate",
   "progress.certificateStatus.notAvailableHeader": "Certificate status",
-  "progress.certificateStatus.notAvailableBody": "Your certificate will be available soon! After this course officially ends on {end_date}, you will receive an email notification with your certificate.",
   "progress.certificateStatus.upgradeHeader": "Earn a certificate",
   "progress.certificateStatus.upgradeBody": "You are in an audit track and do not qualify for a certificate. In order to work towards a certificate, upgrade your course today.",
   "progress.certificateStatus.upgradeButton": "Upgrade now",
@@ -157,6 +153,8 @@
   "progress.gradeSummary.tooltip.alt": "Grade summary tooltip",
   "progress.gradeSummary.tooltip.body": "Your course assignment's weight is determined by your instructor. By multiplying your grade by the weight for that assignment type, your weighted grade is calculated. Your weighted grade is what's used to determine if you pass the course.",
   "progress.courseGrade.label.passingGrade": "Passing grade",
+  "progress.detailedGrades.problemScore.label": "Problem Scores:",
+  "progress.detailedGrades.problemScore.toggleButton": "Toggle individual problem scores for {subsectionTitle}",
   "progress.score": "Score",
   "progress.weight": "Weight",
   "progress.weightedGrade": "Weighted grade",
@@ -289,7 +287,7 @@
   "learn.breadcrumb.navigation.course.home": "Course",
   "notification.tray.container": "Notification tray",
   "notification.open.button": "Show notification tray",
-  "notification.close.button": "Close sidebar notification",
+  "notification.close.button": "Close notification tray",
   "responsive.close.notification": "Back to course",
   "notification.tray.title": "Notifications",
   "notification.tray.no.message": "You have no new notifications at this time.",
diff --git a/src/i18n/messages/zh_CN.json b/src/i18n/messages/zh_CN.json
index 51909159..b5202d28 100644
--- a/src/i18n/messages/zh_CN.json
+++ b/src/i18n/messages/zh_CN.json
@@ -14,9 +14,6 @@
   "account-activation.alert.message": "We sent an email to {boldEmail} with a link to activate your account. Can’t find it? Check your spam folder or\n        {sendEmailTag}.",
   "account-activation.resend.link": "resend the email",
   "learning.logistration.alert": "To see course content, {signIn} or {register}.",
-  "learning.offer.upgradeNow": "Upgrade now",
-  "learning.offer.header": "Upgrade by {date} and save {percentage}% [{fullPricing}]",
-  "learning.offer.code": "Use code {code} at checkout!",
   "learn.navigation.course.tabs.label": "Course Material",
   "header.menu.dashboard.label": "Dashboard",
   "header.help.label": "Help",
@@ -32,7 +29,7 @@
   "learning.dates.badge.today": "Today",
   "learning.dates.badge.unreleased": "Not yet released",
   "learning.dates.badge.verifiedOnly": "Verified only",
-  "learning.outline.alert.cert.when": "This course ended on {courseEndDateFormatted}. Final grades and certificates are\n            scheduled to be available after {certificateAvailableDate}.",
+  "learning.outline.alert.cert.when": "This course ends on {courseEndDateFormatted}. Final grades and certificates are\n            scheduled to be available after {certificateAvailableDate}.",
   "cert.alert.earned.unavailable.header": "Your grade and certificate will be ready soon!",
   "cert.alert.earned.ready.header": "Congratulations! Your certificate is ready.",
   "learning.outline.alert.end.short": "This course is ending {timeRemaining} at {courseEndTime}.",
@@ -114,7 +111,6 @@
   "progress.certificateStatus.downloadableButton": "Download my certificate",
   "progress.certificateStatus.viewableButton": "View my certificate",
   "progress.certificateStatus.notAvailableHeader": "Certificate status",
-  "progress.certificateStatus.notAvailableBody": "Your certificate will be available soon! After this course officially ends on {end_date}, you will receive an email notification with your certificate.",
   "progress.certificateStatus.upgradeHeader": "Earn a certificate",
   "progress.certificateStatus.upgradeBody": "You are in an audit track and do not qualify for a certificate. In order to work towards a certificate, upgrade your course today.",
   "progress.certificateStatus.upgradeButton": "Upgrade now",
@@ -157,6 +153,8 @@
   "progress.gradeSummary.tooltip.alt": "Grade summary tooltip",
   "progress.gradeSummary.tooltip.body": "Your course assignment's weight is determined by your instructor. By multiplying your grade by the weight for that assignment type, your weighted grade is calculated. Your weighted grade is what's used to determine if you pass the course.",
   "progress.courseGrade.label.passingGrade": "Passing grade",
+  "progress.detailedGrades.problemScore.label": "Problem Scores:",
+  "progress.detailedGrades.problemScore.toggleButton": "Toggle individual problem scores for {subsectionTitle}",
   "progress.score": "Score",
   "progress.weight": "Weight",
   "progress.weightedGrade": "Weighted grade",
@@ -289,7 +287,7 @@
   "learn.breadcrumb.navigation.course.home": "Course",
   "notification.tray.container": "Notification tray",
   "notification.open.button": "Show notification tray",
-  "notification.close.button": "Close sidebar notification",
+  "notification.close.button": "Close notification tray",
   "responsive.close.notification": "Back to course",
   "notification.tray.title": "Notifications",
   "notification.tray.no.message": "You have no new notifications at this time.",