diff --git a/src/i18n/strings/el.json b/src/i18n/strings/el.json
index af818ddd6d..4efc9d9440 100644
--- a/src/i18n/strings/el.json
+++ b/src/i18n/strings/el.json
@@ -29,5 +29,8 @@
     "You can continue using your current browser, but some or all features may not work and the look and feel of the application may be incorrect.": "Μπορείτε να συνεχίσετε να χρησιμοποιείτε το τρέχον πρόγραμμα περιήγησής σας, αλλά ορισμένες ή όλες οι λειτουργίες ενδέχεται να μην λειτουργούν και η εμφάνιση και η αίσθηση της εφαρμογής ενδέχεται να είναι λανθασμένη.",
     "I understand the risks and wish to continue": "Κατανοώ τους κινδύνους και επιθυμώ να συνεχίσω",
     "Go to element.io": "Πήγαινε στο element.io",
-    "Failed to start": "Αποτυχία έναρξης"
+    "Failed to start": "Αποτυχία έναρξης",
+    "%(appName)s (%(browserName)s, %(osName)s)": "%(appName)s (%(browserName)s, %(osName)s)",
+    "%(brand)s Desktop (%(platformName)s)": "%(brand)s Desktop (%(platformName)s)",
+    "Missing indexeddb worker script!": "Απουσία indexeddb worker script!"
 }
diff --git a/src/i18n/strings/lt.json b/src/i18n/strings/lt.json
index 7fbe124542..3932a2416e 100644
--- a/src/i18n/strings/lt.json
+++ b/src/i18n/strings/lt.json
@@ -31,5 +31,6 @@
     "Open": "Atidaryti",
     "Your browser can't run %(brand)s": "Jūsų naršyklė negali paleisti %(brand)s",
     "%(brand)s uses advanced browser features which aren't supported by your current browser.": "%(brand)s naudoja išplėstines naršyklės funkcijas, kurių jūsų dabartinė naršyklė nepalaiko.",
-    "Please install <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, or <safariLink>Safari</safariLink> for the best experience.": "Geriausiam veikimui suinstaliuokite <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, arba <safariLink>Safari</safariLink>."
+    "Please install <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, or <safariLink>Safari</safariLink> for the best experience.": "Geriausiam veikimui suinstaliuokite <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, arba <safariLink>Safari</safariLink>.",
+    "Powered by Matrix": "Veikia su Matrix"
 }
diff --git a/src/i18n/strings/nl.json b/src/i18n/strings/nl.json
index 32d3dac786..a41e8f30e4 100644
--- a/src/i18n/strings/nl.json
+++ b/src/i18n/strings/nl.json
@@ -22,8 +22,12 @@
     "%(appName)s (%(browserName)s, %(osName)s)": "%(appName)s (%(browserName)s, %(osName)s)",
     "Unsupported browser": "Niet-ondersteunde browser",
     "Please install <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, or <safariLink>Safari</safariLink> for the best experience.": "Installeer <chromeLink>Chrome</chromeLink>, <firefoxLink>Firefox</firefoxLink>, of <safariLink>Safari</safariLink> voor de beste gebruikservaring.",
-    "You can continue using your current browser, but some or all features may not work and the look and feel of the application may be incorrect.": "U kunt uw huidige browser blijven gebruiken, maar sommige of alle features zouden niet kunnen werken en de uitstraling van het programma kan verkeerd zijn.",
+    "You can continue using your current browser, but some or all features may not work and the look and feel of the application may be incorrect.": "U kunt uw huidige browser blijven gebruiken, maar sommige of alle functies zouden niet kunnen werken en de uitstraling van het programma kan verkeerd zijn.",
     "I understand the risks and wish to continue": "Ik begrijp de risico's en wil verder gaan",
     "Go to element.io": "Ga naar element.io",
-    "Failed to start": "Opstarten gefaald"
+    "Failed to start": "Opstarten mislukt",
+    "Open": "Openen",
+    "Your Element configuration contains invalid JSON. Please correct the problem and reload the page.": "Uw Element configuratie bevat ongeldige JSON. Gelieve het probleem te corrigeren daarna de pagina te herladen.",
+    "Download Completed": "Download voltooid",
+    "Your Element is misconfigured": "Uw Element is verkeerd geconfigureerd"
 }