diff --git a/config/locales/crowdin/ar.yml b/config/locales/crowdin/ar.yml
index 1ed054ab9f..89ea8c0861 100644
--- a/config/locales/crowdin/ar.yml
+++ b/config/locales/crowdin/ar.yml
@@ -61,6 +61,7 @@ ar:
         header-item-font-hover-color: "Font color of clickable header items when hovered with the mouse."
         header-border-bottom-color: "Thin line under the header. Leave this field empty if you don't want any line."
         main-menu-bg-color: "Left side menu's background color."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Upgrade to Enterprise Edition"
       add_token: "Upload an Enterprise Edition support token"
diff --git a/config/locales/crowdin/bg.yml b/config/locales/crowdin/bg.yml
index afd5a01999..7f6e1da537 100644
--- a/config/locales/crowdin/bg.yml
+++ b/config/locales/crowdin/bg.yml
@@ -61,6 +61,7 @@ bg:
         header-item-font-hover-color: "Font color of clickable header items when hovered with the mouse."
         header-border-bottom-color: "Thin line under the header. Leave this field empty if you don't want any line."
         main-menu-bg-color: "Left side menu's background color."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Upgrade to Enterprise Edition"
       add_token: "Upload an Enterprise Edition support token"
diff --git a/config/locales/crowdin/ca.yml b/config/locales/crowdin/ca.yml
index 74018a78ad..bc97682c22 100644
--- a/config/locales/crowdin/ca.yml
+++ b/config/locales/crowdin/ca.yml
@@ -61,6 +61,7 @@ ca:
         header-item-font-hover-color: "Color de lletra dels elements clicables de la capçalera quan el ratolí hi passa per damunt."
         header-border-bottom-color: "Thin line under the header. Leave this field empty if you don't want any line."
         main-menu-bg-color: "Left side menu's background color."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Actualitza a l'Enterprise Edition"
       add_token: "Puja un token de suport de l'Enterprise Edition"
diff --git a/config/locales/crowdin/cs.yml b/config/locales/crowdin/cs.yml
index e25c815442..2116f4a827 100644
--- a/config/locales/crowdin/cs.yml
+++ b/config/locales/crowdin/cs.yml
@@ -61,6 +61,7 @@ cs:
         header-item-font-hover-color: "Barva pozadí klikacích položek záhlaví při najetí myší."
         header-border-bottom-color: "Tenký řádek pod záhlavím. Ponechte toto pole prázdné, pokud nechcete žádný řádek."
         main-menu-bg-color: "Barva pozadí levého menu."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Upgradovat na Enterprise Edition"
       add_token: "Nahrát podpůrný token Enterprise Edition"
diff --git a/config/locales/crowdin/da.yml b/config/locales/crowdin/da.yml
index 00507f5ff7..94f9d8d859 100644
--- a/config/locales/crowdin/da.yml
+++ b/config/locales/crowdin/da.yml
@@ -61,6 +61,7 @@ da:
         header-item-font-hover-color: "Tekst-farve på knapper i headeren, når musen føres over."
         header-border-bottom-color: "Tynd linje under headeren. Efterlad dette felt tomt hvis du ikke ønsker en linje."
         main-menu-bg-color: "Baggrundsfarve på venstre sidemenu."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Opgradér til Enterprise Edition"
       add_token: "Upload en Enterprise Edition support-token"
diff --git a/config/locales/crowdin/de.yml b/config/locales/crowdin/de.yml
index 3127cc8466..21c297ee3b 100644
--- a/config/locales/crowdin/de.yml
+++ b/config/locales/crowdin/de.yml
@@ -61,6 +61,7 @@ de:
         header-item-font-hover-color: "Schriftfarbe von anklickbaren Header-Elementen während Mouse-hover."
         header-border-bottom-color: "Rahmenlinie unterhalb des Headers. Freilassen, um keine Linie darzustellen."
         main-menu-bg-color: "Hintergrundfarbe des Menüs in der linken Seitenleiste."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Auf Enterprise-Edition upgraden"
       add_token: "Enterprise-Edition Support Token hochladen"
diff --git a/config/locales/crowdin/el.yml b/config/locales/crowdin/el.yml
index de4c903310..219f1c3eb9 100644
--- a/config/locales/crowdin/el.yml
+++ b/config/locales/crowdin/el.yml
@@ -61,6 +61,7 @@ el:
         header-item-font-hover-color: "Χρώμα γραμματοσειράς στοιχείων κεφαλίδας με δυνατότητα κλικ, όταν ο δείκτης βρίσκεται πάνω."
         header-border-bottom-color: "Λεπτή γραμμή κάτω από την κεφαλίδα. Αφήστε αυτό το πεδίο κενό αν δεν θέλετε καμία γραμμή."
         main-menu-bg-color: "Χρώμα φόντου του μενού της αριστερής πλευράς."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Αναβαθμίστε σε Έκδοση για Επιχειρήσεις"
       add_token: "Ανεβάστε ενα token υποστήριξης έκδοσης για επιχειρήσεις"
diff --git a/config/locales/crowdin/es.yml b/config/locales/crowdin/es.yml
index 6b038c5d6d..ab635f59fe 100644
--- a/config/locales/crowdin/es.yml
+++ b/config/locales/crowdin/es.yml
@@ -61,6 +61,7 @@ es:
         header-item-font-hover-color: "Color de fuente de los elementos interactivos del encabezado cuando se mantiene el ratón sobre estos."
         header-border-bottom-color: "Línea fina debajo del encabezado. Deje este campo vacío si no quiere que se muestre ninguna línea."
         main-menu-bg-color: "Color de fondo del menú izquierdo."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Actualizar hasta versión corporativa"
       add_token: "Cargue el token de soporte de versión corporativa"
diff --git a/config/locales/crowdin/fi.yml b/config/locales/crowdin/fi.yml
index aff42b0d1d..043289b6c8 100644
--- a/config/locales/crowdin/fi.yml
+++ b/config/locales/crowdin/fi.yml
@@ -61,6 +61,7 @@ fi:
         header-item-font-hover-color: "Fontin väri klikattava otsikko eriä kun leijui hiirellä."
         header-border-bottom-color: "Thin line under the header. Leave this field empty if you don't want any line."
         main-menu-bg-color: "Left side menu's background color."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Päivitä yritysversioon"
       add_token: "Upload an Enterprise Edition support token"
diff --git a/config/locales/crowdin/fil.yml b/config/locales/crowdin/fil.yml
index 85cff50167..60ffc52720 100644
--- a/config/locales/crowdin/fil.yml
+++ b/config/locales/crowdin/fil.yml
@@ -61,6 +61,7 @@ fil:
         header-item-font-hover-color: "Ang kulay ng font ng madaling pinduting mga aytem kung naka-hover gamit ang mouse."
         header-border-bottom-color: "Manipis na kinya sa ibaba ng header. Iwanan itong patlang walang laman kung ayaw mo sa kahit anong linya."
         main-menu-bg-color: "Kabilang kaliwa ang kulay ng pagpipiliang nakapalibot na kulay."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "I-upgrade sa Enterprise Edition"
       add_token: "I-upload ang isang Enterprise Edition support token"
diff --git a/config/locales/crowdin/fr.yml b/config/locales/crowdin/fr.yml
index 8d271771f6..bf08133104 100644
--- a/config/locales/crowdin/fr.yml
+++ b/config/locales/crowdin/fr.yml
@@ -61,6 +61,7 @@ fr:
         header-item-font-hover-color: "Couleur de la police des éléments de l’en-tête survolées par la souris."
         header-border-bottom-color: "Ligne mince sous l’en-tête. Laissez ce champ vide si vous ne voulez pas de ligne."
         main-menu-bg-color: "Couleur d’arrière-plan du menu de gauche."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Passer à la version Entreprise"
       add_token: "Charger une licence de la version Entreprise"
diff --git a/config/locales/crowdin/hr.yml b/config/locales/crowdin/hr.yml
index 2bcf2c2cc7..67c21117d9 100644
--- a/config/locales/crowdin/hr.yml
+++ b/config/locales/crowdin/hr.yml
@@ -61,6 +61,7 @@ hr:
         header-item-font-hover-color: "Font color of clickable header items when hovered with the mouse."
         header-border-bottom-color: "Thin line under the header. Leave this field empty if you don't want any line."
         main-menu-bg-color: "Left side menu's background color."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Nadogradnja na izdanje Enterprise"
       add_token: "Upload an Enterprise Edition support token"
diff --git a/config/locales/crowdin/hu.yml b/config/locales/crowdin/hu.yml
index 5a545dce5d..09157534a0 100644
--- a/config/locales/crowdin/hu.yml
+++ b/config/locales/crowdin/hu.yml
@@ -61,6 +61,7 @@ hu:
         header-item-font-hover-color: "Kattintható fejléc betűszíne egér hatására."
         header-border-bottom-color: "Vékony vonal a fejléc alatt. Hagyja üresen, ha semmilyen vonalat nem szeretne."
         main-menu-bg-color: "Baloldali menü háttérszíne."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Frissítés a Vállalati Verzióra"
       add_token: "Töltse fel a Vállalati Verzió támogatási tokenjét"
diff --git a/config/locales/crowdin/id.yml b/config/locales/crowdin/id.yml
index 088e3689c3..0569e03cf4 100644
--- a/config/locales/crowdin/id.yml
+++ b/config/locales/crowdin/id.yml
@@ -61,6 +61,7 @@ id:
         header-item-font-hover-color: "Warna font \"item header\" yang bisa di klik ketika ditunjuk dengan mouse."
         header-border-bottom-color: "Garis tipis di bawah header. Biarkan filed ini kosong jika Anda tidak ingin garis apapun."
         main-menu-bg-color: "Warna latar belakang menu sisi kiri."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Tingkatkan ke edisi enterprise"
       add_token: "Unggah sebuah token bantuan edisi enterprise"
diff --git a/config/locales/crowdin/it.yml b/config/locales/crowdin/it.yml
index 88700979a4..193ad61c0e 100644
--- a/config/locales/crowdin/it.yml
+++ b/config/locales/crowdin/it.yml
@@ -61,6 +61,7 @@ it:
         header-item-font-hover-color: "Colore del carattere degli elementi cliccabili nelle intestazioni al passaggio del mouse."
         header-border-bottom-color: "Sottile linea sotto l'intestazione. Lascia vuoto questo campo se non vuoi nessuna linea."
         main-menu-bg-color: "Colore di sfondo del menu a sinistra."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Aggiorna ad Enterprise Edition"
       add_token: "Carica un token di assistenza per Enterprise Edition"
diff --git a/config/locales/crowdin/ja.yml b/config/locales/crowdin/ja.yml
index 41069cf57b..daf661576d 100644
--- a/config/locales/crowdin/ja.yml
+++ b/config/locales/crowdin/ja.yml
@@ -61,6 +61,7 @@ ja:
         header-item-font-hover-color: "クリック可能なヘッダー項目にマウスを置いたときのフォント色。"
         header-border-bottom-color: "ヘッダーの下の細い線。線を引きたくない場合は、このフィールドを空にしてください。"
         main-menu-bg-color: "左サイドメニューの背景色。"
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "エンタープライズ版にアップグレード"
       add_token: "エンタープライズ版サポートのトークンをアップロード"
diff --git a/config/locales/crowdin/ko.yml b/config/locales/crowdin/ko.yml
index 9cf7112d4e..fdbe1a1c5e 100644
--- a/config/locales/crowdin/ko.yml
+++ b/config/locales/crowdin/ko.yml
@@ -61,6 +61,7 @@ ko:
         header-item-font-hover-color: "마우스로 가리킬 때 클릭 가능한 헤더 항목의 글꼴색입니다."
         header-border-bottom-color: "헤더 아래 가는 줄입니다. 줄을 원하지 않으면 이 필드를 비워 둡니다."
         main-menu-bg-color: "왼쪽 메뉴의 배경색입니다."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Enterprise Edition으로 업그레이드 하세요."
       add_token: "Enterprise Edition 지원 토큰을 업로드하세요."
diff --git a/config/locales/crowdin/lt.yml b/config/locales/crowdin/lt.yml
index 7b115dd117..ea3849ee5b 100644
--- a/config/locales/crowdin/lt.yml
+++ b/config/locales/crowdin/lt.yml
@@ -61,6 +61,7 @@ lt:
         header-item-font-hover-color: "Šrifto spalva galimiems paspausti antraštės įrašams, kai užvedama pelė."
         header-border-bottom-color: "Linija po antrašte. Palikite laukelį tuščią, jei nenorite jokios linijos."
         main-menu-bg-color: "Kairiojo šoninio meniu fono spalva."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Patobulinti į „Enterprise Edition“ versiją"
       add_token: "Įkelti „Enterprise Edition“ paramos raktą"
diff --git a/config/locales/crowdin/nl.yml b/config/locales/crowdin/nl.yml
index 2a7eb7e1bc..eee1933692 100644
--- a/config/locales/crowdin/nl.yml
+++ b/config/locales/crowdin/nl.yml
@@ -61,6 +61,7 @@ nl:
         header-item-font-hover-color: "De achtergrondkleur van klikbare header items wanneer deze aangewezen worden door de muis."
         header-border-bottom-color: "Dunne lijn onder de kop. Laat dit veld leeg als u geen lijn wilt."
         main-menu-bg-color: "De kleur van de achtergrond van de linkerzijde menu's."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Upgrade naar Enterprise Edition"
       add_token: "Uploadeneen Enterprise Edition ondersteuningstoken"
diff --git a/config/locales/crowdin/no.yml b/config/locales/crowdin/no.yml
index 9fa8e28c45..528c2e4e2d 100644
--- a/config/locales/crowdin/no.yml
+++ b/config/locales/crowdin/no.yml
@@ -61,6 +61,7 @@
         header-item-font-hover-color: "Font color of clickable header items when hovered with the mouse."
         header-border-bottom-color: "Thin line under the header. Leave this field empty if you don't want any line."
         main-menu-bg-color: "Left side menu's background color."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Oppgrader til bedriftsversjonen"
       add_token: "Upload an Enterprise Edition support token"
diff --git a/config/locales/crowdin/pl.yml b/config/locales/crowdin/pl.yml
index 4d3385bca2..3ebc4c3d05 100644
--- a/config/locales/crowdin/pl.yml
+++ b/config/locales/crowdin/pl.yml
@@ -61,6 +61,7 @@ pl:
         header-item-font-hover-color: "Kolor czcionki elementów nagłówkowych po najechaniu myszą."
         header-border-bottom-color: "Linia pod nagłówkiem. Zostaw puste, jeśli nie chcesz wyświetlać linii."
         main-menu-bg-color: "Kolor tła lewego menu."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Aktualizuj do wersji Enterprise"
       add_token: "Wyślij swój token wsparcia edycji Enterprise"
diff --git a/config/locales/crowdin/pt-BR.yml b/config/locales/crowdin/pt-BR.yml
index c33059be30..d9328a43bd 100644
--- a/config/locales/crowdin/pt-BR.yml
+++ b/config/locales/crowdin/pt-BR.yml
@@ -61,6 +61,7 @@ pt-BR:
         header-item-font-hover-color: "Cor da fonte dos itens clicáveis do cabeçalho ao passar o mouse sobre eles."
         header-border-bottom-color: "Linha fina sob o cabeçalho. Deixe este campo vazio se não quiser nenhuma linha."
         main-menu-bg-color: "Cor de fundo do menu esquerdo."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Atualizar para a versão Enterprise Edition"
       add_token: "Fazer upload de um token de suporte Enterprise Edition"
diff --git a/config/locales/crowdin/pt.yml b/config/locales/crowdin/pt.yml
index 29fcf02023..a3092a4ae9 100644
--- a/config/locales/crowdin/pt.yml
+++ b/config/locales/crowdin/pt.yml
@@ -61,6 +61,7 @@ pt:
         header-item-font-hover-color: "Cor da fonte de itens do cabeçalho clicáveis quando se passa com o rato por cima."
         header-border-bottom-color: "Linha fina sob o cabeçalho. Deixe este campo vazio se não deseja qualquer linha."
         main-menu-bg-color: "Cor de fundo do menu do lado esquerdo."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Atualizar para a versão Enterprise"
       add_token: "Carregar um token de suporte da versão Enterprise"
diff --git a/config/locales/crowdin/ro.yml b/config/locales/crowdin/ro.yml
index 7dd53e3831..228578b48f 100644
--- a/config/locales/crowdin/ro.yml
+++ b/config/locales/crowdin/ro.yml
@@ -61,6 +61,7 @@ ro:
         header-item-font-hover-color: "Culoarea fontului pentru elementele selectabile din antet când cursorul se află deasupra lor."
         header-border-bottom-color: "Linia de sub antet. Lăsați acest câmp gol dacă nu doriți această linie."
         main-menu-bg-color: "Culoarea de fundal pentru meniul din partea stângă."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Achiziționați versiunea Enterprise"
       add_token: "Upload an Enterprise Edition support token"
diff --git a/config/locales/crowdin/ru.yml b/config/locales/crowdin/ru.yml
index e191a596ef..17c18e452f 100644
--- a/config/locales/crowdin/ru.yml
+++ b/config/locales/crowdin/ru.yml
@@ -61,6 +61,7 @@ ru:
         header-item-font-hover-color: "Цвет шрифта в заголовках интерактивных элементов под курсором мыши."
         header-border-bottom-color: "Тонкая линия под заголовком. Оставьте это поле пустым, если вы не хотите любой линии."
         main-menu-bg-color: "Цвет фона меню слева."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Обновите до корпоративной версии"
       add_token: "Загрузите маркер поддержки корпоративной версии"
diff --git a/config/locales/crowdin/sk.yml b/config/locales/crowdin/sk.yml
index a064613306..c5d9ea92c6 100644
--- a/config/locales/crowdin/sk.yml
+++ b/config/locales/crowdin/sk.yml
@@ -61,6 +61,7 @@ sk:
         header-item-font-hover-color: "Farba písma kliknuteľnej hlavičky pri umiestnení kurzora nad hlavičku."
         header-border-bottom-color: "Hrúbka čiary pod hlavičkou. Nechajte toto pole prázdne ak nechcete žiadnu čiaru."
         main-menu-bg-color: "Farba pozadia ľavého menu."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Upgrade na Enterprise Edition"
       add_token: "Nahrajte token podpory Enterprise Edition"
diff --git a/config/locales/crowdin/sv.yml b/config/locales/crowdin/sv.yml
index 1c10c5a28d..38cb3716eb 100644
--- a/config/locales/crowdin/sv.yml
+++ b/config/locales/crowdin/sv.yml
@@ -61,6 +61,7 @@ sv:
         header-item-font-hover-color: "Teckenfärg på klickbara objekt i sidhuvudet när man hovrar med muspekaren."
         header-border-bottom-color: "Tunn linje under sidhuvudet. Lämna fältet tomt om du inte vill ha någon linje."
         main-menu-bg-color: "Bakgrundsfärg på den vänstra sidomenyn."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Uppgradera till Enterprise Edition"
       add_token: "Ladda upp en Enterprise Edition support-nyckel"
diff --git a/config/locales/crowdin/tr.yml b/config/locales/crowdin/tr.yml
index 94fd34c6a8..e67def0c35 100644
--- a/config/locales/crowdin/tr.yml
+++ b/config/locales/crowdin/tr.yml
@@ -61,6 +61,7 @@ tr:
         header-item-font-hover-color: "Tıklanabilir başlık bileşenleri nin üzerine gelindiğinde kullanılacak yazı rengi."
         header-border-bottom-color: "Başlığının altında ince bir çizgi. Bu alanda herhangi bir hat istemiyorsanız boş bırakın."
         main-menu-bg-color: "Sol taraftaki menünün arka plan rengi."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Enterprise Edition sürümüne yükseltme"
       add_token: "Enterprise Editon versiyonu destek anahtarını yükleyin"
diff --git a/config/locales/crowdin/uk.yml b/config/locales/crowdin/uk.yml
index ce89ec46e3..da451075b9 100644
--- a/config/locales/crowdin/uk.yml
+++ b/config/locales/crowdin/uk.yml
@@ -61,6 +61,7 @@ uk:
         header-item-font-hover-color: "Колір шрифту в заголовках інтерактивних елементів під курсором миші."
         header-border-bottom-color: "Тонка лінія під заголовком. Залиште це поле порожнім, якщо ви не хочете будь-якої лінії."
         main-menu-bg-color: "Колір фону меню зліва."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Оновлення до Enterprise Edition"
       add_token: "Завантажте маркер підтримки для Enterprise Edition"
diff --git a/config/locales/crowdin/vi.yml b/config/locales/crowdin/vi.yml
index 754fc8b0de..807812c91a 100644
--- a/config/locales/crowdin/vi.yml
+++ b/config/locales/crowdin/vi.yml
@@ -61,6 +61,7 @@ vi:
         header-item-font-hover-color: "Màu sắc của tiêu đề được thay đổi khi đưa chuột đến"
         header-border-bottom-color: "Dòng ngắt trang, chỗ này sẽ bỏ trống nếu bạn không muốn hiễn thị"
         main-menu-bg-color: "Màu nền của trình đơn ở bên trái."
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "Upgrade to Enterprise Edition"
       add_token: "Upload an Enterprise Edition support token"
diff --git a/config/locales/crowdin/zh-CN.yml b/config/locales/crowdin/zh-CN.yml
index cd975d1f9d..054064dc31 100644
--- a/config/locales/crowdin/zh-CN.yml
+++ b/config/locales/crowdin/zh-CN.yml
@@ -61,6 +61,7 @@ zh-CN:
         header-item-font-hover-color: "鼠标悬停时可点击标题的特定颜色。"
         header-border-bottom-color: "页眉下方法细线。如果你不想看到，将其留白。"
         main-menu-bg-color: "左菜单的背景色。"
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "升级到企业版"
       add_token: "上传企业版支持令牌"
diff --git a/config/locales/crowdin/zh-TW.yml b/config/locales/crowdin/zh-TW.yml
index 90bdf0d3bb..f0bc4fcecd 100644
--- a/config/locales/crowdin/zh-TW.yml
+++ b/config/locales/crowdin/zh-TW.yml
@@ -61,6 +61,7 @@ zh-TW:
         header-item-font-hover-color: "當滑鼠移動到可點選的標題項目的文字顏色"
         header-border-bottom-color: "標題下方的細線。如果你不想要任何線段，請保持此欄位空白。"
         main-menu-bg-color: "左側選單的背景顏色"
+      theme_warning: Changing the theme will overwrite you custom style. The design will then be lost. Are you sure you want to continue?
     enterprise:
       upgrade_to_ee: "升級到企業版"
       add_token: "上傳企業版support token"