diff --git a/CHANGELOG.md b/CHANGELOG.md
index c2a3dca8a..68c861b2e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Renamed the asset profile icon component to entity logo component and moved to `@ghostfolio/ui`
 - Renamed `Account` to `accounts` in the `User` database schema
+- Improved the language localization for Polish (`pl`)
 
 ### Fixed
 
diff --git a/apps/client/src/locales/messages.pl.xlf b/apps/client/src/locales/messages.pl.xlf
index 3d3a8ac8c..8eaedb396 100644
--- a/apps/client/src/locales/messages.pl.xlf
+++ b/apps/client/src/locales/messages.pl.xlf
@@ -7473,7 +7473,7 @@
       </trans-unit>
       <trans-unit id="f60c9276bebb4445596e3864f2f825c95b154ada" datatype="html">
         <source>with API access for</source>
-        <target state="new">with API access for</target>
+        <target state="translated">z dostępem API dla</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/pages/pricing/pricing-page.html</context>
           <context context-type="linenumber">266</context>
@@ -7489,7 +7489,7 @@
       </trans-unit>
       <trans-unit id="7faff7a8ef4065b33ebb2e88a54183bf1b124525" datatype="html">
         <source>Gather All Historical Market Data</source>
-        <target state="new">Gather All Historical Market Data</target>
+        <target state="translated">Zbierz wszystkie historyczne dane rynkowe</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-market-data/admin-market-data.html</context>
           <context context-type="linenumber">231</context>
@@ -7497,7 +7497,7 @@
       </trans-unit>
       <trans-unit id="62b4a1aa9dbd2b3b744d7bcc726176640978364d" datatype="html">
         <source>Gather Historical Market Data</source>
-        <target state="new">Gather Historical Market Data</target>
+        <target state="translated">Zbierz historyczne dane rynkowe</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.html</context>
           <context context-type="linenumber">29</context>
@@ -7505,7 +7505,7 @@
       </trans-unit>
       <trans-unit id="82dddef5b7b438a8292c0ab4c0cf2955ef95fdda" datatype="html">
         <source>Data Gathering is off</source>
-        <target state="new">Data Gathering is off</target>
+        <target state="translated">Zbieranie danych jest wyłączone</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-market-data/admin-market-data.html</context>
           <context context-type="linenumber">38</context>
@@ -7513,7 +7513,7 @@
       </trans-unit>
       <trans-unit id="3554d4201718e0ac1637ef3833c0fbe8aa6ffadb" datatype="html">
         <source>Performance Calculation</source>
-        <target state="new">Performance Calculation</target>
+        <target state="translated">Obliczanie wydajności</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/user-account-settings/user-account-settings.html</context>
           <context context-type="linenumber">31</context>
@@ -7521,7 +7521,7 @@
       </trans-unit>
       <trans-unit id="322229249598827754" datatype="html">
         <source>someone</source>
-        <target state="new">someone</target>
+        <target state="translated">ktoś</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/pages/public/public-page.component.ts</context>
           <context context-type="linenumber">33</context>
@@ -7529,7 +7529,7 @@
       </trans-unit>
       <trans-unit id="1efa64b89c9852e7099159ab06af9dcf49870438" datatype="html">
         <source>Add asset to watchlist</source>
-        <target state="new">Add asset to watchlist</target>
+        <target state="translated">Dodaj zasób do listy obserwowanych</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/home-watchlist/create-watchlist-item-dialog/create-watchlist-item-dialog.html</context>
           <context context-type="linenumber">7</context>
@@ -7537,7 +7537,7 @@
       </trans-unit>
       <trans-unit id="7a6d28bd1c36c8298c95b7965abf226b218be50d" datatype="html">
         <source>Watchlist</source>
-        <target state="new">Watchlist</target>
+        <target state="translated">Lista obserwowanych</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/home-watchlist/home-watchlist.html</context>
           <context context-type="linenumber">4</context>
@@ -7549,7 +7549,7 @@
       </trans-unit>
       <trans-unit id="4558213855845176930" datatype="html">
         <source>Watchlist</source>
-        <target state="new">Watchlist</target>
+        <target state="translated">Lista obserwowanych</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/pages/home/home-page-routing.module.ts</context>
           <context context-type="linenumber">40</context>
@@ -7561,7 +7561,7 @@
       </trans-unit>
       <trans-unit id="e9d59bb8bf6c08243d5411c55ddbdf925c7c799c" datatype="html">
         <source>Get Early Access</source>
-        <target state="new">Get Early Access</target>
+        <target state="translated">Uzyskaj wcześniejszy dostęp</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-settings/ghostfolio-premium-api-dialog/ghostfolio-premium-api-dialog.html</context>
           <context context-type="linenumber">29</context>
@@ -7569,7 +7569,7 @@
       </trans-unit>
       <trans-unit id="627795342008207050" datatype="html">
         <source>Do you really want to delete this item?</source>
-        <target state="new">Do you really want to delete this item?</target>
+        <target state="translated">Czy na pewno chcesz usunąć ten element?</target>
         <context-group purpose="location">
           <context context-type="sourcefile">libs/ui/src/lib/benchmark/benchmark.component.ts</context>
           <context context-type="linenumber">132</context>
@@ -7577,7 +7577,7 @@
       </trans-unit>
       <trans-unit id="3fdc751b264ca9998e1542fcf5794e274cd56344" datatype="html">
         <source>Log out</source>
-        <target state="new">Log out</target>
+        <target state="translated">Wyloguj się</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/header/header.component.html</context>
           <context context-type="linenumber">317</context>
@@ -7585,7 +7585,7 @@
       </trans-unit>
       <trans-unit id="9d1266dbf13a2f77fa5746e235cb8e688a3499e8" datatype="html">
         <source> Calculations are based on delayed market data and may not be displayed in real-time.</source>
-        <target state="new"> Calculations are based on delayed market data and may not be displayed in real-time.</target>
+        <target state="translated"> Obliczenia opierają się na opóźnionych danych rynkowych i mogą nie być wyświetlane w czasie rzeczywistym.</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/home-market/home-market.html</context>
           <context context-type="linenumber">43</context>
@@ -7593,7 +7593,7 @@
       </trans-unit>
       <trans-unit id="793097298820646129" datatype="html">
         <source>changelog</source>
-        <target state="new">changelog</target>
+        <target state="translated">dziennik zmian</target>
         <note priority="1" from="description">kebab-case</note>
         <context-group purpose="location">
           <context context-type="sourcefile">libs/common/src/lib/paths.ts</context>
@@ -7602,7 +7602,7 @@
       </trans-unit>
       <trans-unit id="3920411961658116502" datatype="html">
         <source>Demo user account has been synced.</source>
-        <target state="new">Demo user account has been synced.</target>
+        <target state="translated">Konto użytkownika demonstracyjnego zostało zsynchronizowane.</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-overview/admin-overview.component.ts</context>
           <context context-type="linenumber">223</context>
@@ -7610,7 +7610,7 @@
       </trans-unit>
       <trans-unit id="18fe01d6ae816d6787148e59ea1a39d0bb542e24" datatype="html">
         <source>Sync Demo User Account</source>
-        <target state="new">Sync Demo User Account</target>
+        <target state="translated">Synchronizuj konto użytkownika demonstracyjnego</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-overview/admin-overview.html</context>
           <context context-type="linenumber">181</context>
@@ -7618,7 +7618,7 @@
       </trans-unit>
       <trans-unit id="rule.emergencyFundSetup" datatype="html">
         <source>Emergency Fund: Set up</source>
-        <target state="new">Emergency Fund: Set up</target>
+        <target state="translated">Fundusz awaryjny: Utworzenie</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/pages/i18n/i18n-page.html</context>
           <context context-type="linenumber">14</context>
@@ -7626,7 +7626,7 @@
       </trans-unit>
       <trans-unit id="rule.emergencyFundSetup.false" datatype="html">
         <source> No emergency fund has been set up </source>
-        <target state="new"> No emergency fund has been set up </target>
+        <target state="translated"> Nie utworzono funduszu awaryjnego </target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/pages/i18n/i18n-page.html</context>
           <context context-type="linenumber">15</context>
@@ -7634,7 +7634,7 @@
       </trans-unit>
       <trans-unit id="rule.emergencyFundSetup.true" datatype="html">
         <source> An emergency fund has been set up </source>
-        <target state="new"> An emergency fund has been set up </target>
+        <target state="translated"> Utworzono fundusz awaryjny </target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/pages/i18n/i18n-page.html</context>
           <context context-type="linenumber">18</context>
@@ -7642,7 +7642,7 @@
       </trans-unit>
       <trans-unit id="rule.feeRatioInitialInvestment" datatype="html">
         <source>Fee Ratio</source>
-        <target state="new">Fee Ratio</target>
+        <target state="translated">Stosunek opłat</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/pages/i18n/i18n-page.html</context>
           <context context-type="linenumber">21</context>
@@ -7666,7 +7666,7 @@
       </trans-unit>
       <trans-unit id="253d612b439c367d21c4ba59763df303a6106968" datatype="html">
         <source> Name </source>
-        <target state="new"> Name </target>
+        <target state="translated"> Nazwa </target>
         <context-group purpose="location">
           <context context-type="sourcefile">libs/ui/src/lib/benchmark/benchmark.component.html</context>
           <context context-type="linenumber">11</context>