diff --git a/README.md b/README.md
index aa4ce90..5feb680 100644
--- a/README.md
+++ b/README.md
@@ -78,6 +78,7 @@ Everything will immediately show up in ImHex's Content Store and gets bundled wi
 | NBT | | [`patterns/nbt.hexpat`](patterns/nbt.hexpat) | Minecraft NBT format |
 | NE   | | [`patterns/ne.hexpat`](patterns/ne.hexpat) | NE header and Standard NE fields |
 | nes   | | [`patterns/nes.hexpat`](patterns/nes.hexpat) | .nes file format |
+| NotepadWindowState | | [`patterns/notepad-windowstate.hexpat`](patterns/notepad-windowstate.hexpat) | Windows 11 Notepad - Window State .bin file |
 | NRO | | [`patterns/nro.hexpat`](patterns/nro.hexpat) | Nintendo Switch NRO files |
 | NTAG | | [`patterns/ntag.hexpat`](patterns/ntag.hexpat) | NTAG213/NTAG215/NTAG216, NFC Forum Type 2 Tag compliant IC |
 | OGG | `audio/ogg` | [`patterns/ogg.hexpat`](patterns/ogg.hexpat) | OGG Audio format |
diff --git a/patterns/notepadwindowstate.hexpat b/patterns/notepadwindowstate.hexpat
new file mode 100644
index 0000000..14ec9d1
--- /dev/null
+++ b/patterns/notepadwindowstate.hexpat
@@ -0,0 +1,50 @@
+#pragma author ogmini https://github.com/ogmini
+#pragma description Windows 11 Notepad Window State file %localappdata%\Packages\Microsoft.WindowsNotepad_8wekyb3d8bbwe\LocalState\WindowState
+
+#include <std/string.pat>
+#include <type/leb128.pat>
+#include <std/time.pat>
+#include <std/core.pat>
+
+using ul = type::uLEB128;
+using int = u32;
+
+struct Tab
+{
+    u128 GUID;
+};
+
+struct WindowState
+{
+    char HeaderIdentifier[2]; // NP
+    ul SequenceNumber;
+    ul BytesToCRC32;
+    u8 Delim[1];
+    ul NumberTabs;
+
+    Tab Tabs[NumberTabs];
+    
+    ul ActiveTab;
+    
+    int CoordTopLeftX;
+    int CoordTopLeftY;
+    
+    int CoordBottomRightX;
+    int CoordBottomRightY;
+    
+    int WindowSizeWidth;
+    int WindowSizeHeight;
+    
+    u8 Delim2[1];
+    
+    int CRC32;
+
+    u8 SlackSpace[while(!std::mem::eof())];
+};
+
+
+
+
+// -- Declaration --
+
+WindowState state @ 0x0;
diff --git a/tests/patterns/test_data/notepad-windowstate.hexpat.bin b/tests/patterns/test_data/notepad-windowstate.hexpat.bin
new file mode 100644
index 0000000..d2b12a5
Binary files /dev/null and b/tests/patterns/test_data/notepad-windowstate.hexpat.bin differ