diff --git a/distribution/changelog.txt b/distribution/changelog.txt
index b1d0926329..85e23f7229 100644
--- a/distribution/changelog.txt
+++ b/distribution/changelog.txt
@@ -3,6 +3,7 @@
 - Feature: [#24411] Vanilla scenarios now also have previews in the scenario selection window.
 - Improved: [#22684] The limit of 2000 animated tile elements has been removed.
 - Improved: [#24026] Notification settings have been made into a tab of the Recent Messages window.
+- Improved: [#24569] Add nine additional translations to the Windows installer.
 - Change: [#24559] Scenario options are now disabled rather than hidden when disabling money makes them non-applicable.
 - Change: [objects#383] Disable all base colours on non-remappable WWTT vehicles, change black to light_blue.
 - Change: [objects#384] Remove erroneously enabled WWTT third remaps.
diff --git a/distribution/windows/install.nsi b/distribution/windows/install.nsi
index 346dc9bc37..cc57517373 100644
--- a/distribution/windows/install.nsi
+++ b/distribution/windows/install.nsi
@@ -109,21 +109,21 @@ ManifestDPIAware true
 ;!insertmacro MUI_LANGUAGE "Catalan"
 ;!insertmacro MUI_LANGUAGE "Czech"
 ;!insertmacro MUI_LANGUAGE "Danish"
-;!insertmacro MUI_LANGUAGE "German"
+!insertmacro MUI_LANGUAGE "German"
 ;!insertmacro MUI_LANGUAGE "Esperanto"
 ;!insertmacro MUI_LANGUAGE "Spanish"
-;!insertmacro MUI_LANGUAGE "Finnish"
-;!insertmacro MUI_LANGUAGE "French"
-;!insertmacro MUI_LANGUAGE "Galician"
-;!insertmacro MUI_LANGUAGE "Hungarian"
-;!insertmacro MUI_LANGUAGE "Italian"
+!insertmacro MUI_LANGUAGE "Finnish"
+!insertmacro MUI_LANGUAGE "French"
+!insertmacro MUI_LANGUAGE "Galician"
+!insertmacro MUI_LANGUAGE "Hungarian"
+!insertmacro MUI_LANGUAGE "Italian"
 ;!insertmacro MUI_LANGUAGE "Japanese"
-;!insertmacro MUI_LANGUAGE "Korean"
+!insertmacro MUI_LANGUAGE "Korean"
 ;!insertmacro MUI_LANGUAGE "Norwegian"
 !insertmacro MUI_LANGUAGE "Dutch"
 ;!insertmacro MUI_LANGUAGE "Polish"
-;!insertmacro MUI_LANGUAGE "PortugueseBR"
-;!insertmacro MUI_LANGUAGE "Russian"
+!insertmacro MUI_LANGUAGE "PortugueseBR"
+!insertmacro MUI_LANGUAGE "Russian"
 ;!insertmacro MUI_LANGUAGE "Swedish"
 ;!insertmacro MUI_LANGUAGE "Turkish"
 ;!insertmacro MUI_LANGUAGE "Ukrainian"
@@ -133,7 +133,16 @@ ManifestDPIAware true
 !insertmacro MUI_RESERVEFILE_LANGDLL
 
 !include "language\install_en.nsi"
+!include "language\install_de.nsi"
+!include "language\install_fi.nsi"
+!include "language\install_fr.nsi"
+!include "language\install_gl.nsi"
+!include "language\install_hu.nsi"
+!include "language\install_it.nsi"
+!include "language\install_ko.nsi"
 !include "language\install_nl.nsi"
+!include "language\install_pt.nsi"
+!include "language\install_ru.nsi"
 
 !macro Init thing
 uac_tryagain:
diff --git a/distribution/windows/language/install_de.nsi b/distribution/windows/language/install_de.nsi
new file mode 100644
index 0000000000..9d0d7ef3f9
Binary files /dev/null and b/distribution/windows/language/install_de.nsi differ
diff --git a/distribution/windows/language/install_fi.nsi b/distribution/windows/language/install_fi.nsi
new file mode 100644
index 0000000000..1baacb9442
Binary files /dev/null and b/distribution/windows/language/install_fi.nsi differ
diff --git a/distribution/windows/language/install_fr.nsi b/distribution/windows/language/install_fr.nsi
new file mode 100644
index 0000000000..00d9cce5d4
Binary files /dev/null and b/distribution/windows/language/install_fr.nsi differ
diff --git a/distribution/windows/language/install_gl.nsi b/distribution/windows/language/install_gl.nsi
new file mode 100644
index 0000000000..7c4b0d4bd3
Binary files /dev/null and b/distribution/windows/language/install_gl.nsi differ
diff --git a/distribution/windows/language/install_hu.nsi b/distribution/windows/language/install_hu.nsi
new file mode 100644
index 0000000000..b2cdff842c
Binary files /dev/null and b/distribution/windows/language/install_hu.nsi differ
diff --git a/distribution/windows/language/install_it.nsi b/distribution/windows/language/install_it.nsi
new file mode 100644
index 0000000000..e24e05eec8
Binary files /dev/null and b/distribution/windows/language/install_it.nsi differ
diff --git a/distribution/windows/language/install_ko.nsi b/distribution/windows/language/install_ko.nsi
new file mode 100644
index 0000000000..cdafdfb190
Binary files /dev/null and b/distribution/windows/language/install_ko.nsi differ
diff --git a/distribution/windows/language/install_pt.nsi b/distribution/windows/language/install_pt.nsi
new file mode 100644
index 0000000000..932c1c662f
Binary files /dev/null and b/distribution/windows/language/install_pt.nsi differ
diff --git a/distribution/windows/language/install_ru.nsi b/distribution/windows/language/install_ru.nsi
new file mode 100644
index 0000000000..737b62f6f6
Binary files /dev/null and b/distribution/windows/language/install_ru.nsi differ