diff --git a/PKHeX.Core/Resources/text/de/MessageStrings_de.txt b/PKHeX.Core/Resources/text/de/MessageStrings_de.txt
index cd4216ede..3ee24767b 100644
--- a/PKHeX.Core/Resources/text/de/MessageStrings_de.txt
+++ b/PKHeX.Core/Resources/text/de/MessageStrings_de.txt
@@ -49,7 +49,7 @@ MsgFileWriteFail = Unable to save file.
 MsgFileWriteProtected = File's location is write protected:
 MsgFileWriteProtectedAdvice = If the file is on a removable disk (SD card), please ensure the write protection switch is not set.
 MsgFileInUse = Unable to load file. It could be in use by another program.
-MsgFileUnsupported = Attempted to load an unsupported file type/size.
+MsgFileUnsupported = Attempted to load an unsupported file type/size. This could mean PKHeX doesn't support your save file or your save file is corrupt.
 MsgPKMConvertFail = Conversion failed.
 MsgPKMMysteryGiftFail = Mystery Gift is not a Pokémon.
 MsgClipboardLegalityExport = Copy report to Clipboard?
diff --git a/PKHeX.Core/Resources/text/en/MessageStrings_en.txt b/PKHeX.Core/Resources/text/en/MessageStrings_en.txt
index 4ebeca764..d5b5e248a 100644
--- a/PKHeX.Core/Resources/text/en/MessageStrings_en.txt
+++ b/PKHeX.Core/Resources/text/en/MessageStrings_en.txt
@@ -49,7 +49,7 @@ MsgFileWriteFail = Unable to save file.
 MsgFileWriteProtected = File's location is write protected:
 MsgFileWriteProtectedAdvice = If the file is on a removable disk (SD card), please ensure the write protection switch is not set.
 MsgFileInUse = Unable to load file. It could be in use by another program.
-MsgFileUnsupported = Attempted to load an unsupported file type/size.
+MsgFileUnsupported = Attempted to load an unsupported file type/size. This could mean PKHeX doesn't support your save file or your save file is corrupt.
 MsgPKMConvertFail = Conversion failed.
 MsgPKMMysteryGiftFail = Mystery Gift is not a Pokémon.
 MsgClipboardLegalityExport = Copy report to Clipboard?
diff --git a/PKHeX.Core/Resources/text/fr/MessageStrings_fr.txt b/PKHeX.Core/Resources/text/fr/MessageStrings_fr.txt
index cd4216ede..3ee24767b 100644
--- a/PKHeX.Core/Resources/text/fr/MessageStrings_fr.txt
+++ b/PKHeX.Core/Resources/text/fr/MessageStrings_fr.txt
@@ -49,7 +49,7 @@ MsgFileWriteFail = Unable to save file.
 MsgFileWriteProtected = File's location is write protected:
 MsgFileWriteProtectedAdvice = If the file is on a removable disk (SD card), please ensure the write protection switch is not set.
 MsgFileInUse = Unable to load file. It could be in use by another program.
-MsgFileUnsupported = Attempted to load an unsupported file type/size.
+MsgFileUnsupported = Attempted to load an unsupported file type/size. This could mean PKHeX doesn't support your save file or your save file is corrupt.
 MsgPKMConvertFail = Conversion failed.
 MsgPKMMysteryGiftFail = Mystery Gift is not a Pokémon.
 MsgClipboardLegalityExport = Copy report to Clipboard?
diff --git a/PKHeX.Core/Resources/text/it/MessageStrings_it.txt b/PKHeX.Core/Resources/text/it/MessageStrings_it.txt
index cd4216ede..3ee24767b 100644
--- a/PKHeX.Core/Resources/text/it/MessageStrings_it.txt
+++ b/PKHeX.Core/Resources/text/it/MessageStrings_it.txt
@@ -49,7 +49,7 @@ MsgFileWriteFail = Unable to save file.
 MsgFileWriteProtected = File's location is write protected:
 MsgFileWriteProtectedAdvice = If the file is on a removable disk (SD card), please ensure the write protection switch is not set.
 MsgFileInUse = Unable to load file. It could be in use by another program.
-MsgFileUnsupported = Attempted to load an unsupported file type/size.
+MsgFileUnsupported = Attempted to load an unsupported file type/size. This could mean PKHeX doesn't support your save file or your save file is corrupt.
 MsgPKMConvertFail = Conversion failed.
 MsgPKMMysteryGiftFail = Mystery Gift is not a Pokémon.
 MsgClipboardLegalityExport = Copy report to Clipboard?
diff --git a/PKHeX.Core/Resources/text/ja/MessageStrings_ja.txt b/PKHeX.Core/Resources/text/ja/MessageStrings_ja.txt
index cd4216ede..3ee24767b 100644
--- a/PKHeX.Core/Resources/text/ja/MessageStrings_ja.txt
+++ b/PKHeX.Core/Resources/text/ja/MessageStrings_ja.txt
@@ -49,7 +49,7 @@ MsgFileWriteFail = Unable to save file.
 MsgFileWriteProtected = File's location is write protected:
 MsgFileWriteProtectedAdvice = If the file is on a removable disk (SD card), please ensure the write protection switch is not set.
 MsgFileInUse = Unable to load file. It could be in use by another program.
-MsgFileUnsupported = Attempted to load an unsupported file type/size.
+MsgFileUnsupported = Attempted to load an unsupported file type/size. This could mean PKHeX doesn't support your save file or your save file is corrupt.
 MsgPKMConvertFail = Conversion failed.
 MsgPKMMysteryGiftFail = Mystery Gift is not a Pokémon.
 MsgClipboardLegalityExport = Copy report to Clipboard?
diff --git a/PKHeX.Core/Resources/text/ko/MessageStrings_ko.txt b/PKHeX.Core/Resources/text/ko/MessageStrings_ko.txt
index cd4216ede..3ee24767b 100644
--- a/PKHeX.Core/Resources/text/ko/MessageStrings_ko.txt
+++ b/PKHeX.Core/Resources/text/ko/MessageStrings_ko.txt
@@ -49,7 +49,7 @@ MsgFileWriteFail = Unable to save file.
 MsgFileWriteProtected = File's location is write protected:
 MsgFileWriteProtectedAdvice = If the file is on a removable disk (SD card), please ensure the write protection switch is not set.
 MsgFileInUse = Unable to load file. It could be in use by another program.
-MsgFileUnsupported = Attempted to load an unsupported file type/size.
+MsgFileUnsupported = Attempted to load an unsupported file type/size. This could mean PKHeX doesn't support your save file or your save file is corrupt.
 MsgPKMConvertFail = Conversion failed.
 MsgPKMMysteryGiftFail = Mystery Gift is not a Pokémon.
 MsgClipboardLegalityExport = Copy report to Clipboard?
diff --git a/PKHeX.Core/Resources/text/other/MessageStrings_pt.txt b/PKHeX.Core/Resources/text/other/MessageStrings_pt.txt
index cd4216ede..3ee24767b 100644
--- a/PKHeX.Core/Resources/text/other/MessageStrings_pt.txt
+++ b/PKHeX.Core/Resources/text/other/MessageStrings_pt.txt
@@ -49,7 +49,7 @@ MsgFileWriteFail = Unable to save file.
 MsgFileWriteProtected = File's location is write protected:
 MsgFileWriteProtectedAdvice = If the file is on a removable disk (SD card), please ensure the write protection switch is not set.
 MsgFileInUse = Unable to load file. It could be in use by another program.
-MsgFileUnsupported = Attempted to load an unsupported file type/size.
+MsgFileUnsupported = Attempted to load an unsupported file type/size. This could mean PKHeX doesn't support your save file or your save file is corrupt.
 MsgPKMConvertFail = Conversion failed.
 MsgPKMMysteryGiftFail = Mystery Gift is not a Pokémon.
 MsgClipboardLegalityExport = Copy report to Clipboard?
diff --git a/PKHeX.Core/Util/MessageStrings.cs b/PKHeX.Core/Util/MessageStrings.cs
index c8a946a9e..6e4a128ab 100644
--- a/PKHeX.Core/Util/MessageStrings.cs
+++ b/PKHeX.Core/Util/MessageStrings.cs
@@ -73,7 +73,7 @@ namespace PKHeX.Core
         public static string MsgFileWriteProtected { get; set; } = "File's location is write protected:";
         public static string MsgFileWriteProtectedAdvice { get; set; } = "If the file is on a removable disk (SD card), please ensure the write protection switch is not set.";
         public static string MsgFileInUse { get; set; } = "Unable to load file. It could be in use by another program.";
-        public static string MsgFileUnsupported { get; set; } = "Attempted to load an unsupported file type/size.";
+        public static string MsgFileUnsupported { get; set; } = "Attempted to load an unsupported file type/size. This could mean PKHeX doesn't support your save file or your save file is corrupt.";
         public static string MsgPKMConvertFail { get; set; } = "Conversion failed.";
         public static string MsgPKMMysteryGiftFail { get; set; } = "Mystery Gift is not a Pokémon.";