diff --git a/apps/code/catalog.de.i18n b/apps/code/catalog.de.i18n
index 0e5a92fda..403c914a1 100644
--- a/apps/code/catalog.de.i18n
+++ b/apps/code/catalog.de.i18n
@@ -102,9 +102,9 @@ PythonIsFinite = "Prüfen, ob x endlich ist"
 PythonIsInfinite = "Prüfen, ob x unendlich ist"
 PythonIsNaN = "Prüfen, ob x keine Zahl ist"
 PythonIsKeyDown = "Wahr, wenn die Taste k gedrückt ist"
-PythonBattery = "Return battery voltage"
-PythonBatteryLevel = "Return battery level"
-PythonBatteryIscharging = "Return if battery is charging"
+PythonBattery = "Rückgabe der Batteriespannung"
+PythonBatteryLevel = "Gibt den Batteriestand zurück"
+PythonBatteryIscharging = "Gibt zurück, ob die Batterie geladen wird"
 PythonKandinskyFunction = "Kandinsky-Modul Funktionspräfix"
 PythonLdexp = "Liefert x*(2**i), Inverse von frexp"
 PythonLength = "Länge eines Objekts"
diff --git a/apps/code/catalog.es.i18n b/apps/code/catalog.es.i18n
index e8c62d967..b6e2c8704 100644
--- a/apps/code/catalog.es.i18n
+++ b/apps/code/catalog.es.i18n
@@ -87,9 +87,9 @@ PythonIonFunction = "ion module function prefix"
 PythonIsFinite = "Check if x is finite"
 PythonIsInfinite = "Check if x is infinity"
 PythonIsKeyDown = "Return True if the k key is down"
-PythonBattery = "Return battery voltage"
-PythonBatteryLevel = "Return battery level"
-PythonBatteryIscharging = "Return if battery is charging"
+PythonBattery = "Rückgabe der Batteriespannung"
+PythonBatteryLevel = "Gibt den Batteriestand zurück"
+PythonBatteryIscharging = "Gibt zurück, ob die Batterie geladen wird"
 PythonIsNaN = "Check if x is a NaN"
 PythonKandinskyFunction = "kandinsky module function prefix"
 PythonLdexp = "Return x*(2**i), inverse of frexp"
diff --git a/apps/code/catalog.hu.i18n b/apps/code/catalog.hu.i18n
index 1c78c3b13..136541807 100644
--- a/apps/code/catalog.hu.i18n
+++ b/apps/code/catalog.hu.i18n
@@ -87,9 +87,9 @@ PythonIonFunction = "ion modul funkció elötag"
 PythonIsFinite = "x véges-e"
 PythonIsInfinite = "x végtelen-e"
 PythonIsKeyDown = "True-t válaszol ha a k gomb le van nyomva"
-PythonBattery = "Return battery voltage"
-PythonBatteryLevel = "Return battery level"
-PythonBatteryIscharging = "Return if battery is charging"
+PythonBattery = "Az akkumulátor feszültségének visszaadása"
+PythonBatteryLevel = "Az akkumulátor töltöttségi szintjének visszaadása"
+PythonBatteryIscharging = "Visszaadja, ha az akkumulátor töltődik"
 PythonIsNaN = "Ellenörizze hogy x nem NaN"
 PythonKandinskyFunction = "kandinsky modul funkció elötag"
 PythonLdexp = "frexp ellentéte : x*(2**i)"
diff --git a/apps/code/catalog.it.i18n b/apps/code/catalog.it.i18n
index 5d14e7cdc..f525e7297 100644
--- a/apps/code/catalog.it.i18n
+++ b/apps/code/catalog.it.i18n
@@ -101,9 +101,9 @@ PythonIonFunction = "Prefisso di funzione modulo ion"
 PythonIsFinite = "Testa se x è finito"
 PythonIsInfinite = "Testa se x est infinito"
 PythonIsKeyDown = "Restituisce True premendo tasto k"
-PythonBattery = "Return battery voltage"
-PythonBatteryLevel = "Return battery level"
-PythonBatteryIscharging = "Return if battery is charging"
+PythonBattery = "Restituisce la tensione della batteria"
+PythonBatteryLevel = "Restituisce il livello della batteria"
+PythonBatteryIscharging = "Restituisce se la batteria è in carica"
 PythonIsNaN = "Testa se x è NaN"
 PythonKandinskyFunction = "Prefisso funzione modulo kandinsky"
 PythonLdexp = "Inversa di frexp : x*(2**i)"
diff --git a/apps/code/catalog.nl.i18n b/apps/code/catalog.nl.i18n
index 503cb9873..2a1373594 100644
--- a/apps/code/catalog.nl.i18n
+++ b/apps/code/catalog.nl.i18n
@@ -102,9 +102,9 @@ PythonIonFunction = "ion module voorvoegsel"
 PythonIsFinite = "Controleer of x eindig is"
 PythonIsInfinite = "Controleer of x oneindig is"
 PythonIsKeyDown = "Geef True als k toets omlaag is"
-PythonBattery = "Return battery voltage"
-PythonBatteryLevel = "Return battery level"
-PythonBatteryIscharging = "Return if battery is charging"
+PythonBattery = "Return batterijspanning"
+PythonBatteryLevel = "Batterijniveau teruggeven"
+PythonBatteryIscharging = "Keer terug als de batterij wordt opgeladen"
 PythonIsNaN = "Controleer of x geen getal is"
 PythonKandinskyFunction = "kandinsky module voorvoegsel"
 PythonLdexp = "Geeft x*(2**i), inversie van frexp"
diff --git a/apps/code/catalog.pt.i18n b/apps/code/catalog.pt.i18n
index fd043ba0a..4245cc850 100644
--- a/apps/code/catalog.pt.i18n
+++ b/apps/code/catalog.pt.i18n
@@ -87,9 +87,9 @@ PythonIonFunction = "Prefixo da função do módulo ion"
 PythonIsFinite = "Verificar se x é finito"
 PythonIsInfinite = "Verificar se x é infinito"
 PythonIsKeyDown = "Devolve True se tecla k pressionada"
-PythonBattery = "Return battery voltage"
-PythonBatteryLevel = "Return battery level"
-PythonBatteryIscharging = "Return if battery is charging"
+PythonBattery = "Retornar a voltagem da bateria"
+PythonBatteryLevel = "Retornar nível de bateria"
+PythonBatteryIscharging = "Retorne se a bateria estiver carregando"
 PythonIsNaN = "Verificar se x é um NaN"
 PythonKandinskyFunction = "Prefixo da função do módulo kandinsky"
 PythonLdexp = "Devolve x*(2**i), inverso de frexp"
diff --git a/apps/settings/sub_menu/about_controller.cpp b/apps/settings/sub_menu/about_controller.cpp
index 062f4175c..21f932f75 100644
--- a/apps/settings/sub_menu/about_controller.cpp
+++ b/apps/settings/sub_menu/about_controller.cpp
@@ -181,10 +181,10 @@ void AboutController::willDisplayCellForIndex(HighlightCell * cell, int index) {
     MessageTableCellWithBuffer * myCell = (MessageTableCellWithBuffer *)cell;
     static const char * mpVersion = MICROPY_VERSION_STRING;
 
-    static char batteryLevel[15];
-    int batteryLen = Poincare::Number::FloatNumber(Ion::Battery::voltage()).serialize(batteryLevel, 15, Poincare::Preferences::PrintFloatMode::Decimal, 3);
+    static char batteryLevel[5];
+    int batteryLen = Poincare::Number::FloatNumber(Ion::Battery::voltage()).serialize(batteryLevel, 4, Poincare::Preferences::PrintFloatMode::Decimal, 3);
     batteryLevel[batteryLen] = 'V';
-    batteryLevel[batteryLen+1] = '\0';
+    batteryLevel[batteryLen + 1] = '\0';
 
     static const char * messages[] = {
       (const char*) Ion::username(),
diff --git a/apps/settings/sub_menu/about_controller.h b/apps/settings/sub_menu/about_controller.h
index beef15d95..9a92b70f9 100644
--- a/apps/settings/sub_menu/about_controller.h
+++ b/apps/settings/sub_menu/about_controller.h
@@ -22,11 +22,10 @@ public:
   int typeAtLocation(int i, int j) override;
   int numberOfRows() const override;
 private:
-  constexpr static int k_totalNumberOfCell = 8;
+  constexpr static int k_totalNumberOfCell = 9;
   bool hasUsernameCell() const;
   ContributorsController m_contributorsController;
   MessageTableCellWithChevronAndMessage m_contributorsCell;
-  //SelectableViewWithMessages m_view;
   MessageTableCellWithBuffer m_cells[k_totalNumberOfCell];
   HardwareTest::PopUpController m_hardwareTestPopUpController;
 };