diff --git a/assets/js/i18n.js b/assets/js/i18n.js
index e5ed5ef7f..e6ac93486 100644
--- a/assets/js/i18n.js
+++ b/assets/js/i18n.js
@@ -10,6 +10,7 @@ export const LOCALES = {
   ar: ["Arabic", "العربية"],
   bh: ["Bihari", "भोजपुरी"],
   ca: ["Catalan", "Català"],
+  "zh-Hans": ["Chinese (Simplified)", "简体中文"],
   cs: ["Czech", "Česky"],
   da: ["Danish", "Dansk"],
   de: ["German", "Deutsch"],
diff --git a/i18n/es.toml b/i18n/es.toml
index 5c12f3a6d..152241c05 100644
--- a/i18n/es.toml
+++ b/i18n/es.toml
@@ -66,21 +66,33 @@ powerSub2 = "cargando..."
 tabTitle = "Comunidad en vivo"
 
 [footer.savings]
+co2Saved = "{value} guardado"
+co2Title = "Emisiones de CO₂"
+configurePriceCo2 = "Aprende a configurar los datos de los precios y el CO₂"
 footerLong = "{percent}% Autoconsumo"
 footerShort = "{percent}% Sol"
 modalTitle = "Evaluación de la energía de carga"
+moneySaved = "{value} guardado"
 percentGrid = "{grid} kWh red"
 percentSelf = "{self} kWh solar"
 percentTitle = "Energía solar"
+periodLabel = "Periodo:"
 priceFeedIn = "{feedInPrice} excedente"
 priceGrid = "{gridPrice} red"
 priceTitle = "Precio de energía"
+referenceGrid = "red"
+referenceLabel = "Datos de referencia:"
 savingsComparedToGrid = "comparado con la red"
 savingsTitle = "Ahorro"
 savingsTotalEnergy = "{total} kWh cargados"
 since = "desde {since}"
 tabTitle = "Mis datos"
 
+[footer.savings.period]
+30d = "últimos 30 días"
+365d = "último año"
+total = "desde siempre"
+
 [footer.sponsor]
 becomeSponsor = "Convertirse en patrocinador"
 confetti = "¿Quieres un poco de confeti?"
@@ -252,6 +264,8 @@ title = "Tiempo objetivo"
 today = "hoy"
 tomorrow = "mañana"
 update = "Actualizar"
+vehicleCapacityDocs = "Aprende a configurarlo"
+vehicleCapacityRequired = "La capacidad de la batería del vehículo es necesaria para estimar el tiempo de carga"
 
 [main.targetChargePlan]
 chargeDuration = "Tiempo de carga"
diff --git a/i18n/it.toml b/i18n/it.toml
index fedd72488..f2479c489 100644
--- a/i18n/it.toml
+++ b/i18n/it.toml
@@ -1,3 +1,7 @@
+[batterySettings]
+batteryLevel = "Livello batteria"
+capacity = "{energy} di {total}"
+
 [footer]
 
 [footer.community]
diff --git a/i18n/lt.toml b/i18n/lt.toml
index db6ffad8a..e7fe2f104 100644
--- a/i18n/lt.toml
+++ b/i18n/lt.toml
@@ -66,21 +66,33 @@ powerSub2 = "įkrauna..."
 tabTitle = "Bendruomenės"
 
 [footer.savings]
+co2Saved = "{value} neišmesta"
+co2Title = "CO₂ Išmetimai"
+configurePriceCo2 = "Išmokite sukonfigūruoti kainą ir CO₂ duomenis."
 footerLong = "{percent}% saulės energija"
 footerShort = "{percent}% saulės"
 modalTitle = "Įkrovimo energijos apžvalga"
+moneySaved = "{value} sutaupyta"
 percentGrid = "{grid} kWh tinklo"
 percentSelf = "{self} kWh saulės"
 percentTitle = "Saulės Energija"
+periodLabel = "Laikotarpis:"
 priceFeedIn = "{feedInPrice} eksporto"
 priceGrid = "{gridPrice} tinklo"
 priceTitle = "Energijos Kaina"
+referenceGrid = "tinklas"
+referenceLabel = "Atskaitos duomenys:"
 savingsComparedToGrid = "palyginus su tinklu"
 savingsTitle = "Sutaupyta"
 savingsTotalEnergy = "{total} kWh įkrauta"
 since = "nuo {since}"
 tabTitle = "Mano"
 
+[footer.savings.period]
+30d = "paskutinės 30 dienų"
+365d = "paskutinės 365 dienos"
+total = "Iš viso"
+
 [footer.sponsor]
 becomeSponsor = "Tapkite rėmėju"
 confetti = "Norite konfeti?"
@@ -252,6 +264,8 @@ title = "Planinis Įkrovimas"
 today = "šiandien"
 tomorrow = "rytoj"
 update = "Atnaujinti"
+vehicleCapacityDocs = "Išmokite, kaip tai sukonfigūruoti."
+vehicleCapacityRequired = "Norint numatyti įkrovimo trukmę reikalinga automobilio baterijos talpa"
 
 [main.targetChargePlan]
 chargeDuration = "Įkrovimo trukmė"
@@ -272,7 +286,7 @@ fallbackName = "Automobilis"
 moreActions = "Daugiau veiksmų"
 none = "Nėra automobilio"
 targetSoc = "Limitas"
-temp = "Temp"
+temp = "Temp."
 tempLimit = "Temp. limitas"
 unknown = "Nežinomas automobilis"
 vehicleSoc = "Baterija"
@@ -286,8 +300,8 @@ vehicleTarget = "Automobilyje nustatytas limitas: {soc}%"
 
 [main.vehicleStatus]
 charging = "Įkraunama..."
-cheapEnergyCharging = "Įkraunama pigia energija: {price} (limit {limit})"
-cleanEnergyCharging = "Įkraunama švaria energija: {co2} (limit {limit})"
+cheapEnergyCharging = "Įkraunama pigia energija: {price} (limitas {limit})"
+cleanEnergyCharging = "Įkraunama švaria energija: {co2} (limitas {limit})"
 climating = "Aptiktas išankstinis kondicionavimas."
 connected = "Prijungtas."
 disconnected = "Neprijungtas."
diff --git a/i18n/pl.toml b/i18n/pl.toml
index ae72e0bca..5278abca1 100644
--- a/i18n/pl.toml
+++ b/i18n/pl.toml
@@ -286,8 +286,8 @@ vehicleTarget = "Limit pojazdu: {soc}%"
 
 [main.vehicleStatus]
 charging = "Ładuje się..."
-cheapEnergyCharging = "Dostępna tania energia. Ładowanie…"
-cleanEnergyCharging = "Dostępna czysta energia. Ładowanie…"
+cheapEnergyCharging = "Ładowanie tanią energią: {price} (ograniczenie {limit})"
+cleanEnergyCharging = "Ładowanie czystą energią: {co2} (ograniczenie {limit})"
 climating = "Wykryto wstępne przygotowanie"
 connected = "Połączony."
 disconnected = "Rozłączony."