diff --git a/README.md b/README.md
index e092fcfa..56cb25af 100644
--- a/README.md
+++ b/README.md
@@ -189,7 +189,7 @@ Stirling PDF currently supports 38!
 | Hungarian (Magyar) (hu_HU)                  | ![71%](https://geps.dev/progress/71)   |
 | Indonesia (Bahasa Indonesia) (id_ID)        | ![72%](https://geps.dev/progress/72)   |
 | Irish (Gaeilge) (ga_IE)                     | ![93%](https://geps.dev/progress/93)   |
-| Italian (Italiano) (it_IT)                  | ![97%](https://geps.dev/progress/97)   |
+| Italian (Italiano) (it_IT)                  | ![99%](https://geps.dev/progress/99)   |
 | Japanese (日本語) (ja_JP)                   | ![90%](https://geps.dev/progress/90)   |
 | Korean (한국어) (ko_KR)                     | ![80%](https://geps.dev/progress/80)   |
 | Norwegian (Norsk) (no_NB)                   | ![93%](https://geps.dev/progress/93)   |
diff --git a/src/main/resources/messages_it_IT.properties b/src/main/resources/messages_it_IT.properties
index 0ffd213c..8ba53f6d 100644
--- a/src/main/resources/messages_it_IT.properties
+++ b/src/main/resources/messages_it_IT.properties
@@ -508,23 +508,23 @@ home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapte
 splitPdfByChapters.tags=split,chapters,bookmarks,organize
 
 #replace-invert-color
-replace-color.title=Replace-Invert-Color
-replace-color.header=Replace-Invert Color PDF
-home.replaceColorPdf.title=Replace and Invert Color
-home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
-replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
-replace-color.selectText.1=Replace or Invert color Options
-replace-color.selectText.2=Default(Default high contrast colors)
-replace-color.selectText.3=Custom(Customized colors)
-replace-color.selectText.4=Full-Invert(Invert all colors)
-replace-color.selectText.5=High contrast color options
-replace-color.selectText.6=white text on black background
-replace-color.selectText.7=Black text on white background
-replace-color.selectText.8=Yellow text on black background
-replace-color.selectText.9=Green text on black background
-replace-color.selectText.10=Choose text Color
-replace-color.selectText.11=Choose background Color
-replace-color.submit=Replace
+replace-color.title=Sostituisci-Inverti-Colore
+replace-color.header=Sostituisci-Inverti colore PDF
+home.replaceColorPdf.title=Sostituisci e inverti il colore
+home.replaceColorPdf.desc=Sostituisci il colore del testo e dello sfondo nel PDF e inverti il ​​colore completo del PDF per ridurre le dimensioni del file
+replaceColorPdf.tags=Sostituisci colore, Operazioni di pagina, Back-end, lato server
+replace-color.selectText.1=Sostituisci o inverti le opzioni del colore
+replace-color.selectText.2=Predefinito (colori ad alto contrasto predefiniti)
+replace-color.selectText.3=Personalizzato (colori personalizzati)
+replace-color.selectText.4=Inversione completa (inverte tutti i colori)
+replace-color.selectText.5=Opzioni di colore ad alto contrasto
+replace-color.selectText.6=testo bianco su sfondo nero
+replace-color.selectText.7=Testo nero su sfondo bianco
+replace-color.selectText.8=Testo giallo su sfondo nero
+replace-color.selectText.9=Testo verde su sfondo nero
+replace-color.selectText.10=Scegli il colore del testo
+replace-color.selectText.11=Scegli il colore di sfondo
+replace-color.submit=Sostituisci
 
 
 
diff --git a/src/main/resources/messages_zh_CN.properties b/src/main/resources/messages_zh_CN.properties
index 68f4855c..d30edd39 100644
--- a/src/main/resources/messages_zh_CN.properties
+++ b/src/main/resources/messages_zh_CN.properties
@@ -47,7 +47,7 @@ green=绿色
 blue=蓝色
 custom=自定义...
 WorkInProgess=工作正在进行中，可能无法工作或有错误，请报告任何问题！
-poweredBy=Powered by
+poweredBy=服务来源：
 yes=是
 no=否
 changedCredsMessage=凭证已更改！
@@ -151,7 +151,7 @@ navbar.sections.popular=Popular
 #  SETTINGS #
 #############
 settings.title=设置
-settings.update=可更新
+settings.update=有可用的更新
 settings.updateAvailable=当前版本为 {0}，新版本 ({1}) 可用。
 settings.appVersion=应用程序版本：
 settings.downloadOption.title=选择下载选项（单个文件非压缩文件）：