diff --git a/l10n/cy/viewer.ftl b/l10n/cy/viewer.ftl
index 52fd91043c948b..72004d76db76e3 100644
--- a/l10n/cy/viewer.ftl
+++ b/l10n/cy/viewer.ftl
@@ -309,8 +309,6 @@ pdfjs-editor-ink-button-label = Lluniadu
 pdfjs-editor-stamp-button =
     .title = Ychwanegu neu olygu delweddau
 pdfjs-editor-stamp-button-label = Ychwanegu neu olygu delweddau
-pdfjs-editor-remove-button =
-    .title = Tynnu
 pdfjs-editor-highlight-button =
     .title = Amlygu
 pdfjs-editor-highlight-button-label = Amlygu
@@ -337,6 +335,8 @@ pdfjs-editor-ink-opacity-input = Didreiddedd
 pdfjs-editor-stamp-add-image-button =
     .title = Ychwanegu delwedd
 pdfjs-editor-stamp-add-image-button-label = Ychwanegu delwedd
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Trwch
 pdfjs-free-text =
     .aria-label = Golygydd Testun
 pdfjs-free-text-default-content = Cychwyn teipio…
diff --git a/l10n/de/viewer.ftl b/l10n/de/viewer.ftl
index adfdb0063004a4..7c7248fd9ef168 100644
--- a/l10n/de/viewer.ftl
+++ b/l10n/de/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Zeichnen
 pdfjs-editor-stamp-button =
     .title = Grafiken hinzufügen oder bearbeiten
 pdfjs-editor-stamp-button-label = Grafiken hinzufügen oder bearbeiten
-pdfjs-editor-remove-button =
-    .title = Entfernen
 pdfjs-editor-highlight-button =
     .title = Hervorheben
 pdfjs-editor-highlight-button-label = Hervorheben
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Deckkraft
 pdfjs-editor-stamp-add-image-button =
     .title = Grafik hinzufügen
 pdfjs-editor-stamp-add-image-button-label = Grafik hinzufügen
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Dicke
 pdfjs-free-text =
     .aria-label = Texteditor
 pdfjs-free-text-default-content = Schreiben beginnen…
diff --git a/l10n/dsb/viewer.ftl b/l10n/dsb/viewer.ftl
index d7ec5c219b96ce..3e048038b74911 100644
--- a/l10n/dsb/viewer.ftl
+++ b/l10n/dsb/viewer.ftl
@@ -305,8 +305,6 @@ pdfjs-editor-ink-button-label = Kresliś
 pdfjs-editor-stamp-button =
     .title = Wobraze pśidaś abo wobźěłaś
 pdfjs-editor-stamp-button-label = Wobraze pśidaś abo wobźěłaś
-pdfjs-editor-remove-button =
-    .title = Wótwónoźeś
 pdfjs-editor-highlight-button =
     .title = Wuzwignuś
 pdfjs-editor-highlight-button-label = Wuzwignuś
@@ -333,6 +331,8 @@ pdfjs-editor-ink-opacity-input = Opacita
 pdfjs-editor-stamp-add-image-button =
     .title = Wobraz pśidaś
 pdfjs-editor-stamp-add-image-button-label = Wobraz pśidaś
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Tłustosć
 pdfjs-free-text =
     .aria-label = Tekstowy editor
 pdfjs-free-text-default-content = Zachopśo pisaś…
diff --git a/l10n/el/viewer.ftl b/l10n/el/viewer.ftl
index c4cdf2cac3a458..7bd8c4dd500d42 100644
--- a/l10n/el/viewer.ftl
+++ b/l10n/el/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Σχέδιο
 pdfjs-editor-stamp-button =
     .title = Προσθήκη ή επεξεργασία εικόνων
 pdfjs-editor-stamp-button-label = Προσθήκη ή επεξεργασία εικόνων
-pdfjs-editor-remove-button =
-    .title = Αφαίρεση
 pdfjs-editor-highlight-button =
     .title = Επισήμανση
 pdfjs-editor-highlight-button-label = Επισήμανση
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Αδιαφάνεια
 pdfjs-editor-stamp-add-image-button =
     .title = Προσθήκη εικόνας
 pdfjs-editor-stamp-add-image-button-label = Προσθήκη εικόνας
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Πάχος
 pdfjs-free-text =
     .aria-label = Επεξεργασία κειμένου
 pdfjs-free-text-default-content = Ξεκινήστε να πληκτρολογείτε…
diff --git a/l10n/en-GB/viewer.ftl b/l10n/en-GB/viewer.ftl
index 4d08a25c047388..a40a6e427f4373 100644
--- a/l10n/en-GB/viewer.ftl
+++ b/l10n/en-GB/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Draw
 pdfjs-editor-stamp-button =
     .title = Add or edit images
 pdfjs-editor-stamp-button-label = Add or edit images
-pdfjs-editor-remove-button =
-    .title = Remove
 pdfjs-editor-highlight-button =
     .title = Highlight
 pdfjs-editor-highlight-button-label = Highlight
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Opacity
 pdfjs-editor-stamp-add-image-button =
     .title = Add image
 pdfjs-editor-stamp-add-image-button-label = Add image
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Thickness
 pdfjs-free-text =
     .aria-label = Text Editor
 pdfjs-free-text-default-content = Start typing…
diff --git a/l10n/es-AR/viewer.ftl b/l10n/es-AR/viewer.ftl
index 5d533a5fbfb314..7694f5c2e0e215 100644
--- a/l10n/es-AR/viewer.ftl
+++ b/l10n/es-AR/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Dibujar
 pdfjs-editor-stamp-button =
     .title = Agregar o editar imágenes
 pdfjs-editor-stamp-button-label = Agregar o editar imágenes
-pdfjs-editor-remove-button =
-    .title = Eliminar
 pdfjs-editor-highlight-button =
     .title = Resaltar
 pdfjs-editor-highlight-button-label = Resaltar
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Opacidad
 pdfjs-editor-stamp-add-image-button =
     .title = Agregar una imagen
 pdfjs-editor-stamp-add-image-button-label = Agregar una imagen
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Grosor
 pdfjs-free-text =
     .aria-label = Editor de texto
 pdfjs-free-text-default-content = Empezar a tipear…
diff --git a/l10n/es-CL/viewer.ftl b/l10n/es-CL/viewer.ftl
index c985c3c47b9a39..e65517323be5e6 100644
--- a/l10n/es-CL/viewer.ftl
+++ b/l10n/es-CL/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Dibujar
 pdfjs-editor-stamp-button =
     .title = Añadir o editar imágenes
 pdfjs-editor-stamp-button-label = Añadir o editar imágenes
-pdfjs-editor-remove-button =
-    .title = Eliminar
 pdfjs-editor-highlight-button =
     .title = Destacar
 pdfjs-editor-highlight-button-label = Destacar
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Opacidad
 pdfjs-editor-stamp-add-image-button =
     .title = Añadir imagen
 pdfjs-editor-stamp-add-image-button-label = Añadir imagen
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Grosor
 pdfjs-free-text =
     .aria-label = Editor de texto
 pdfjs-free-text-default-content = Empieza a escribir…
diff --git a/l10n/fi/viewer.ftl b/l10n/fi/viewer.ftl
index 39658a9bbbd1bb..e60f4de35bbf7d 100644
--- a/l10n/fi/viewer.ftl
+++ b/l10n/fi/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Piirros
 pdfjs-editor-stamp-button =
     .title = Lisää tai muokkaa kuvia
 pdfjs-editor-stamp-button-label = Lisää tai muokkaa kuvia
-pdfjs-editor-remove-button =
-    .title = Poista
 pdfjs-editor-highlight-button =
     .title = Korostus
 pdfjs-editor-highlight-button-label = Korostus
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Peittävyys
 pdfjs-editor-stamp-add-image-button =
     .title = Lisää kuva
 pdfjs-editor-stamp-add-image-button-label = Lisää kuva
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Paksuus
 pdfjs-free-text =
     .aria-label = Tekstimuokkain
 pdfjs-free-text-default-content = Aloita kirjoittaminen…
diff --git a/l10n/fur/viewer.ftl b/l10n/fur/viewer.ftl
index 5c6ba62baa2588..3e4b97ffc6bc21 100644
--- a/l10n/fur/viewer.ftl
+++ b/l10n/fur/viewer.ftl
@@ -327,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Opacitât
 pdfjs-editor-stamp-add-image-button =
     .title = Zonte imagjin
 pdfjs-editor-stamp-add-image-button-label = Zonte imagjin
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Spessôr
 pdfjs-free-text =
     .aria-label = Editôr di test
 pdfjs-free-text-default-content = Scomence a scrivi…
diff --git a/l10n/fy-NL/viewer.ftl b/l10n/fy-NL/viewer.ftl
index 5218d20455fade..2cfb183591be71 100644
--- a/l10n/fy-NL/viewer.ftl
+++ b/l10n/fy-NL/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Tekenje
 pdfjs-editor-stamp-button =
     .title = Ofbyldingen tafoegje of bewurkje
 pdfjs-editor-stamp-button-label = Ofbyldingen tafoegje of bewurkje
-pdfjs-editor-remove-button =
-    .title = Fuortsmite
 pdfjs-editor-highlight-button =
     .title = Markearje
 pdfjs-editor-highlight-button-label = Markearje
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Transparânsje
 pdfjs-editor-stamp-add-image-button =
     .title = Ofbylding tafoegje
 pdfjs-editor-stamp-add-image-button-label = Ofbylding tafoegje
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Tsjokte
 pdfjs-free-text =
     .aria-label = Tekstbewurker
 pdfjs-free-text-default-content = Begjin mei typen…
diff --git a/l10n/he/viewer.ftl b/l10n/he/viewer.ftl
index 89badc55422fc3..7f524ff1287120 100644
--- a/l10n/he/viewer.ftl
+++ b/l10n/he/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = ציור
 pdfjs-editor-stamp-button =
     .title = הוספה או עריכת תמונות
 pdfjs-editor-stamp-button-label = הוספה או עריכת תמונות
-pdfjs-editor-remove-button =
-    .title = הסרה
 pdfjs-editor-highlight-button =
     .title = סימון
 pdfjs-editor-highlight-button-label = סימון
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = אטימות
 pdfjs-editor-stamp-add-image-button =
     .title = הוספת תמונה
 pdfjs-editor-stamp-add-image-button-label = הוספת תמונה
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = עובי
 pdfjs-free-text =
     .aria-label = עורך טקסט
 pdfjs-free-text-default-content = להתחיל להקליד…
diff --git a/l10n/hsb/viewer.ftl b/l10n/hsb/viewer.ftl
index 257948d5b3b9c7..2dccaac65b46c8 100644
--- a/l10n/hsb/viewer.ftl
+++ b/l10n/hsb/viewer.ftl
@@ -305,8 +305,6 @@ pdfjs-editor-ink-button-label = Rysować
 pdfjs-editor-stamp-button =
     .title = Wobrazy přidać abo wobdźěłać
 pdfjs-editor-stamp-button-label = Wobrazy přidać abo wobdźěłać
-pdfjs-editor-remove-button =
-    .title = Wotstronić
 pdfjs-editor-highlight-button =
     .title = Wuzběhnyć
 pdfjs-editor-highlight-button-label = Wuzběhnyć
@@ -333,6 +331,8 @@ pdfjs-editor-ink-opacity-input = Opacita
 pdfjs-editor-stamp-add-image-button =
     .title = Wobraz přidać
 pdfjs-editor-stamp-add-image-button-label = Wobraz přidać
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Tołstosć
 pdfjs-free-text =
     .aria-label = Tekstowy editor
 pdfjs-free-text-default-content = Započńće pisać…
diff --git a/l10n/hu/viewer.ftl b/l10n/hu/viewer.ftl
index e891158360de92..bad720a432b950 100644
--- a/l10n/hu/viewer.ftl
+++ b/l10n/hu/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Rajzolás
 pdfjs-editor-stamp-button =
     .title = Képek hozzáadása vagy szerkesztése
 pdfjs-editor-stamp-button-label = Képek hozzáadása vagy szerkesztése
-pdfjs-editor-remove-button =
-    .title = Eltávolítás
 pdfjs-editor-highlight-button =
     .title = Kiemelés
 pdfjs-editor-highlight-button-label = Kiemelés
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Átlátszatlanság
 pdfjs-editor-stamp-add-image-button =
     .title = Kép hozzáadása
 pdfjs-editor-stamp-add-image-button-label = Kép hozzáadása
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Vastagság
 pdfjs-free-text =
     .aria-label = Szövegszerkesztő
 pdfjs-free-text-default-content = Kezdjen el gépelni…
diff --git a/l10n/ia/viewer.ftl b/l10n/ia/viewer.ftl
index 41372def05fd7c..fa45b523866fde 100644
--- a/l10n/ia/viewer.ftl
+++ b/l10n/ia/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Designar
 pdfjs-editor-stamp-button =
     .title = Adder o rediger imagines
 pdfjs-editor-stamp-button-label = Adder o rediger imagines
-pdfjs-editor-remove-button =
-    .title = Remover
 pdfjs-editor-highlight-button =
     .title = Evidentia
 pdfjs-editor-highlight-button-label = Evidentia
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Opacitate
 pdfjs-editor-stamp-add-image-button =
     .title = Adder imagine
 pdfjs-editor-stamp-add-image-button-label = Adder imagine
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Spissor
 pdfjs-free-text =
     .aria-label = Editor de texto
 pdfjs-free-text-default-content = Comenciar a scriber…
diff --git a/l10n/is/viewer.ftl b/l10n/is/viewer.ftl
index 0f2bf134e606d1..958c9240ebeec5 100644
--- a/l10n/is/viewer.ftl
+++ b/l10n/is/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Teikna
 pdfjs-editor-stamp-button =
     .title = Bæta við eða breyta myndum
 pdfjs-editor-stamp-button-label = Bæta við eða breyta myndum
-pdfjs-editor-remove-button =
-    .title = Fjarlægja
 pdfjs-editor-highlight-button =
     .title = Áherslulita
 pdfjs-editor-highlight-button-label = Áherslulita
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Ógegnsæi
 pdfjs-editor-stamp-add-image-button =
     .title = Bæta við mynd
 pdfjs-editor-stamp-add-image-button-label = Bæta við mynd
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Þykkt
 pdfjs-free-text =
     .aria-label = Textaritill
 pdfjs-free-text-default-content = Byrjaðu að skrifa…
diff --git a/l10n/it/viewer.ftl b/l10n/it/viewer.ftl
index 83eee8d60ac953..2850073386d1c4 100644
--- a/l10n/it/viewer.ftl
+++ b/l10n/it/viewer.ftl
@@ -334,6 +334,9 @@ pdfjs-editor-stamp-add-image-button =
 pdfjs-editor-stamp-add-image-button-label = Aggiungi immagine
 # This refers to the thickness of the line used for free highlighting (not bound to text)
 pdfjs-editor-free-highlight-thickness-input = Spessore
+pdfjs-editor-free-highlight-thickness-title =
+    .title = Modifica lo spessore della selezione per elementi non testuali
+
 pdfjs-free-text =
     .aria-label = Editor di testo
 pdfjs-free-text-default-content = Inizia a digitare…
@@ -391,3 +394,4 @@ pdfjs-editor-colorpicker-pink =
     .title = Rosa
 pdfjs-editor-colorpicker-red =
     .title = Rosso
+
diff --git a/l10n/ja/viewer.ftl b/l10n/ja/viewer.ftl
index 406706601d5985..a138baf3092a39 100644
--- a/l10n/ja/viewer.ftl
+++ b/l10n/ja/viewer.ftl
@@ -293,16 +293,17 @@ pdfjs-web-fonts-disabled = ウェブフォントが無効になっています:
 ## Editing
 
 pdfjs-editor-free-text-button =
-    .title = フリーテキスト注釈
+    .title = フリーテキスト注釈を追加します
 pdfjs-editor-free-text-button-label = フリーテキスト注釈
 pdfjs-editor-ink-button =
-    .title = インク注釈
+    .title = インク注釈を追加します
 pdfjs-editor-ink-button-label = インク注釈
 pdfjs-editor-stamp-button =
     .title = 画像を追加または編集します
 pdfjs-editor-stamp-button-label = 画像を追加または編集
-pdfjs-editor-remove-button =
-    .title = 削除
+pdfjs-editor-highlight-button =
+    .title = 強調します
+pdfjs-editor-highlight-button-label = 強調
 
 ## Remove button for the various kind of editor.
 
@@ -326,6 +327,8 @@ pdfjs-editor-ink-opacity-input = 不透明度
 pdfjs-editor-stamp-add-image-button =
     .title = 画像を追加します
 pdfjs-editor-stamp-add-image-button-label = 画像を追加
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = 太さ
 pdfjs-free-text =
     .aria-label = フリーテキスト注釈エディター
 pdfjs-free-text-default-content = テキストを入力してください...
diff --git a/l10n/kk/viewer.ftl b/l10n/kk/viewer.ftl
index 8b2317db6afd79..1aca8b76fa6ccb 100644
--- a/l10n/kk/viewer.ftl
+++ b/l10n/kk/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Сурет салу
 pdfjs-editor-stamp-button =
     .title = Суреттерді қосу немесе түзету
 pdfjs-editor-stamp-button-label = Суреттерді қосу немесе түзету
-pdfjs-editor-remove-button =
-    .title = Өшіру
 pdfjs-editor-highlight-button =
     .title = Ерекшелеу
 pdfjs-editor-highlight-button-label = Ерекшелеу
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Мөлдірсіздігі
 pdfjs-editor-stamp-add-image-button =
     .title = Суретті қосу
 pdfjs-editor-stamp-add-image-button-label = Суретті қосу
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Қалыңдығы
 pdfjs-free-text =
     .aria-label = Мәтін түзеткіші
 pdfjs-free-text-default-content = Теруді бастау…
diff --git a/l10n/ko/viewer.ftl b/l10n/ko/viewer.ftl
index a9d402e1886039..307d4e28a613ec 100644
--- a/l10n/ko/viewer.ftl
+++ b/l10n/ko/viewer.ftl
@@ -293,8 +293,6 @@ pdfjs-editor-ink-button-label = 그리기
 pdfjs-editor-stamp-button =
     .title = 이미지 추가 또는 편집
 pdfjs-editor-stamp-button-label = 이미지 추가 또는 편집
-pdfjs-editor-remove-button =
-    .title = 제거
 pdfjs-editor-highlight-button =
     .title = 강조
 pdfjs-editor-highlight-button-label = 강조
@@ -321,6 +319,8 @@ pdfjs-editor-ink-opacity-input = 불투명도
 pdfjs-editor-stamp-add-image-button =
     .title = 이미지 추가
 pdfjs-editor-stamp-add-image-button-label = 이미지 추가
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = 두께
 pdfjs-free-text =
     .aria-label = 텍스트 편집기
 pdfjs-free-text-default-content = 입력하세요…
diff --git a/l10n/nb-NO/viewer.ftl b/l10n/nb-NO/viewer.ftl
index 10e64da28a5a8a..244cbd4c33323b 100644
--- a/l10n/nb-NO/viewer.ftl
+++ b/l10n/nb-NO/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Tegn
 pdfjs-editor-stamp-button =
     .title = Legg til eller rediger bilder
 pdfjs-editor-stamp-button-label = Legg til eller rediger bilder
-pdfjs-editor-remove-button =
-    .title = Fjern
 
 ## Remove button for the various kind of editor.
 
@@ -326,6 +324,8 @@ pdfjs-editor-ink-opacity-input = Ugjennomsiktighet
 pdfjs-editor-stamp-add-image-button =
     .title = Legg til bilde
 pdfjs-editor-stamp-add-image-button-label = Legg til bilde
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Tykkelse
 pdfjs-free-text =
     .aria-label = Tekstredigering
 pdfjs-free-text-default-content = Begynn å skrive…
diff --git a/l10n/nl/viewer.ftl b/l10n/nl/viewer.ftl
index f6a31887134cb6..0056f61f839ce7 100644
--- a/l10n/nl/viewer.ftl
+++ b/l10n/nl/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Tekenen
 pdfjs-editor-stamp-button =
     .title = Afbeeldingen toevoegen of bewerken
 pdfjs-editor-stamp-button-label = Afbeeldingen toevoegen of bewerken
-pdfjs-editor-remove-button =
-    .title = Verwijderen
 pdfjs-editor-highlight-button =
     .title = Markeren
 pdfjs-editor-highlight-button-label = Markeren
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Opaciteit
 pdfjs-editor-stamp-add-image-button =
     .title = Afbeelding toevoegen
 pdfjs-editor-stamp-add-image-button-label = Afbeelding toevoegen
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Dikte
 pdfjs-free-text =
     .aria-label = Tekstbewerker
 pdfjs-free-text-default-content = Begin met typen…
diff --git a/l10n/pt-BR/viewer.ftl b/l10n/pt-BR/viewer.ftl
index e3eabe83f37d61..c825a72de30c35 100644
--- a/l10n/pt-BR/viewer.ftl
+++ b/l10n/pt-BR/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Desenho
 pdfjs-editor-stamp-button =
     .title = Adicionar ou editar imagens
 pdfjs-editor-stamp-button-label = Adicionar ou editar imagens
-pdfjs-editor-remove-button =
-    .title = Remover
 pdfjs-editor-highlight-button =
     .title = Destaque
 pdfjs-editor-highlight-button-label = Destaque
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Opacidade
 pdfjs-editor-stamp-add-image-button =
     .title = Adicionar imagem
 pdfjs-editor-stamp-add-image-button-label = Adicionar imagem
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Espessura
 pdfjs-free-text =
     .aria-label = Editor de texto
 pdfjs-free-text-default-content = Comece digitando…
diff --git a/l10n/ru/viewer.ftl b/l10n/ru/viewer.ftl
index 2603d3c0bb80d7..27313fc08bcc3b 100644
--- a/l10n/ru/viewer.ftl
+++ b/l10n/ru/viewer.ftl
@@ -303,8 +303,6 @@ pdfjs-editor-ink-button-label = Рисовать
 pdfjs-editor-stamp-button =
     .title = Добавить или изменить изображения
 pdfjs-editor-stamp-button-label = Добавить или изменить изображения
-pdfjs-editor-remove-button =
-    .title = Удалить
 pdfjs-editor-highlight-button =
     .title = Выделение
 pdfjs-editor-highlight-button-label = Выделение
@@ -331,6 +329,8 @@ pdfjs-editor-ink-opacity-input = Прозрачность
 pdfjs-editor-stamp-add-image-button =
     .title = Добавить изображение
 pdfjs-editor-stamp-add-image-button-label = Добавить изображение
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Толщина
 pdfjs-free-text =
     .aria-label = Текстовый редактор
 pdfjs-free-text-default-content = Начните вводить…
diff --git a/l10n/sk/viewer.ftl b/l10n/sk/viewer.ftl
index 14b459aa7c32aa..acf9b094a162e3 100644
--- a/l10n/sk/viewer.ftl
+++ b/l10n/sk/viewer.ftl
@@ -305,8 +305,6 @@ pdfjs-editor-ink-button-label = Kresliť
 pdfjs-editor-stamp-button =
     .title = Pridať alebo upraviť obrázky
 pdfjs-editor-stamp-button-label = Pridať alebo upraviť obrázky
-pdfjs-editor-remove-button =
-    .title = Odstrániť
 pdfjs-editor-highlight-button =
     .title = Zvýrazniť
 pdfjs-editor-highlight-button-label = Zvýrazniť
@@ -333,6 +331,8 @@ pdfjs-editor-ink-opacity-input = Priehľadnosť
 pdfjs-editor-stamp-add-image-button =
     .title = Pridať obrázok
 pdfjs-editor-stamp-add-image-button-label = Pridať obrázok
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Hrúbka
 pdfjs-free-text =
     .aria-label = Textový editor
 pdfjs-free-text-default-content = Začnite písať…
diff --git a/l10n/sv-SE/viewer.ftl b/l10n/sv-SE/viewer.ftl
index 5007bd799551f8..667697ebe87a84 100644
--- a/l10n/sv-SE/viewer.ftl
+++ b/l10n/sv-SE/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Rita
 pdfjs-editor-stamp-button =
     .title = Lägg till eller redigera bilder
 pdfjs-editor-stamp-button-label = Lägg till eller redigera bilder
-pdfjs-editor-remove-button =
-    .title = Ta bort
 pdfjs-editor-highlight-button =
     .title = Markera
 pdfjs-editor-highlight-button-label = Markera
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Opacitet
 pdfjs-editor-stamp-add-image-button =
     .title = Lägg till bild
 pdfjs-editor-stamp-add-image-button-label = Lägg till bild
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Tjocklek
 pdfjs-free-text =
     .aria-label = Textredigerare
 pdfjs-free-text-default-content = Börja skriva…
diff --git a/l10n/tr/viewer.ftl b/l10n/tr/viewer.ftl
index cd4c24856de5db..1edfeed6a41584 100644
--- a/l10n/tr/viewer.ftl
+++ b/l10n/tr/viewer.ftl
@@ -301,8 +301,6 @@ pdfjs-editor-ink-button-label = Çiz
 pdfjs-editor-stamp-button =
     .title = Resim ekle veya düzenle
 pdfjs-editor-stamp-button-label = Resim ekle veya düzenle
-pdfjs-editor-remove-button =
-    .title = Kaldır
 pdfjs-editor-highlight-button =
     .title = Vurgula
 pdfjs-editor-highlight-button-label = Vurgula
@@ -329,6 +327,8 @@ pdfjs-editor-ink-opacity-input = Saydamlık
 pdfjs-editor-stamp-add-image-button =
     .title = Resim ekle
 pdfjs-editor-stamp-add-image-button-label = Resim ekle
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Kalınlık
 pdfjs-free-text =
     .aria-label = Metin düzenleyicisi
 pdfjs-free-text-default-content = Yazmaya başlayın…
diff --git a/l10n/uk/viewer.ftl b/l10n/uk/viewer.ftl
index d869948403ebb8..166f18cbdffec4 100644
--- a/l10n/uk/viewer.ftl
+++ b/l10n/uk/viewer.ftl
@@ -303,8 +303,6 @@ pdfjs-editor-ink-button-label = Малювати
 pdfjs-editor-stamp-button =
     .title = Додати чи редагувати зображення
 pdfjs-editor-stamp-button-label = Додати чи редагувати зображення
-pdfjs-editor-remove-button =
-    .title = Вилучити
 pdfjs-editor-highlight-button =
     .title = Підсвітити
 pdfjs-editor-highlight-button-label = Підсвітити
@@ -331,6 +329,8 @@ pdfjs-editor-ink-opacity-input = Прозорість
 pdfjs-editor-stamp-add-image-button =
     .title = Додати зображення
 pdfjs-editor-stamp-add-image-button-label = Додати зображення
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Товщина
 pdfjs-free-text =
     .aria-label = Текстовий редактор
 pdfjs-free-text-default-content = Почніть вводити…
@@ -360,14 +360,14 @@ pdfjs-editor-alt-text-textarea =
 ## Editor resizers
 ## This is used in an aria label to help to understand the role of the resizer.
 
-pdfjs-editor-resizer-label-top-left = Верхній лівий кут — зміна розміру
-pdfjs-editor-resizer-label-top-middle = Вгорі посередині — зміна розміру
-pdfjs-editor-resizer-label-top-right = Верхній правий кут — зміна розміру
-pdfjs-editor-resizer-label-middle-right = Праворуч посередині — зміна розміру
-pdfjs-editor-resizer-label-bottom-right = Нижній правий кут — зміна розміру
-pdfjs-editor-resizer-label-bottom-middle = Внизу посередині — зміна розміру
-pdfjs-editor-resizer-label-bottom-left = Нижній лівий кут — зміна розміру
-pdfjs-editor-resizer-label-middle-left = Ліворуч посередині — зміна розміру
+pdfjs-editor-resizer-label-top-left = Верхній лівий кут – зміна розміру
+pdfjs-editor-resizer-label-top-middle = Вгорі посередині – зміна розміру
+pdfjs-editor-resizer-label-top-right = Верхній правий кут – зміна розміру
+pdfjs-editor-resizer-label-middle-right = Праворуч посередині – зміна розміру
+pdfjs-editor-resizer-label-bottom-right = Нижній правий кут – зміна розміру
+pdfjs-editor-resizer-label-bottom-middle = Внизу посередині – зміна розміру
+pdfjs-editor-resizer-label-bottom-left = Нижній лівий кут – зміна розміру
+pdfjs-editor-resizer-label-middle-left = Ліворуч посередині – зміна розміру
 
 ## Color picker
 
diff --git a/l10n/vi/viewer.ftl b/l10n/vi/viewer.ftl
index 522ca76556ea5d..64f2efff797073 100644
--- a/l10n/vi/viewer.ftl
+++ b/l10n/vi/viewer.ftl
@@ -293,8 +293,6 @@ pdfjs-editor-ink-button-label = Vẽ
 pdfjs-editor-stamp-button =
     .title = Thêm hoặc chỉnh sửa hình ảnh
 pdfjs-editor-stamp-button-label = Thêm hoặc chỉnh sửa hình ảnh
-pdfjs-editor-remove-button =
-    .title = Xóa
 pdfjs-editor-highlight-button =
     .title = Tô sáng
 pdfjs-editor-highlight-button-label = Tô sáng
@@ -321,6 +319,8 @@ pdfjs-editor-ink-opacity-input = Độ mờ
 pdfjs-editor-stamp-add-image-button =
     .title = Thêm hình ảnh
 pdfjs-editor-stamp-add-image-button-label = Thêm hình ảnh
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = Độ dày
 pdfjs-free-text =
     .aria-label = Trình sửa văn bản
 pdfjs-free-text-default-content = Bắt đầu nhập…
diff --git a/l10n/zh-CN/viewer.ftl b/l10n/zh-CN/viewer.ftl
index 3d0ded62d0a73d..b31107009a8026 100644
--- a/l10n/zh-CN/viewer.ftl
+++ b/l10n/zh-CN/viewer.ftl
@@ -293,8 +293,6 @@ pdfjs-editor-ink-button-label = 绘图
 pdfjs-editor-stamp-button =
     .title = 添加或编辑图像
 pdfjs-editor-stamp-button-label = 添加或编辑图像
-pdfjs-editor-remove-button =
-    .title = 移除
 pdfjs-editor-highlight-button =
     .title = 高亮
 pdfjs-editor-highlight-button-label = 高亮
@@ -321,6 +319,8 @@ pdfjs-editor-ink-opacity-input = 不透明度
 pdfjs-editor-stamp-add-image-button =
     .title = 添加图像
 pdfjs-editor-stamp-add-image-button-label = 添加图像
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = 粗细
 pdfjs-free-text =
     .aria-label = 文本编辑器
 pdfjs-free-text-default-content = 开始输入…
diff --git a/l10n/zh-TW/viewer.ftl b/l10n/zh-TW/viewer.ftl
index 4ae216337e245e..175b89e5dd007c 100644
--- a/l10n/zh-TW/viewer.ftl
+++ b/l10n/zh-TW/viewer.ftl
@@ -293,8 +293,6 @@ pdfjs-editor-ink-button-label = 繪圖
 pdfjs-editor-stamp-button =
     .title = 新增或編輯圖片
 pdfjs-editor-stamp-button-label = 新增或編輯圖片
-pdfjs-editor-remove-button =
-    .title = 移除
 pdfjs-editor-highlight-button =
     .title = 強調
 pdfjs-editor-highlight-button-label = 強調
@@ -321,6 +319,8 @@ pdfjs-editor-ink-opacity-input = 透​明度
 pdfjs-editor-stamp-add-image-button =
     .title = 新增圖片
 pdfjs-editor-stamp-add-image-button-label = 新增圖片
+# This refers to the thickness of the line used for free highlighting (not bound to text)
+pdfjs-editor-free-highlight-thickness-input = 線條粗細
 pdfjs-free-text =
     .aria-label = 文本編輯器
 pdfjs-free-text-default-content = 開始打字…