diff --git a/go.mod b/go.mod
index ded0e61..17e009c 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module datesorter
+module dategrouper
 
 go 1.23.6
 
diff --git a/install_context_menu.reg b/install_context_menu.reg
new file mode 100644
index 0000000..be02b81
--- /dev/null
+++ b/install_context_menu.reg
@@ -0,0 +1,19 @@
+Windows Registry Editor Version 5.00
+
+[HKEY_CURRENT_USER\Software\Classes\Directory\shell\Group by date]
+@="Group by date"
+
+[HKEY_CURRENT_USER\Software\Classes\Directory\shell\Group by date\command]
+@="C:\\Users\\administrator\\go\\bin\\dategrouper.exe \"%1\""
+
+[HKEY_CURRENT_USER\Software\Classes\*\shell\Group by date]
+@="Group by date"
+
+[HKEY_CURRENT_USER\Software\Classes\*\shell\Group by date\command]
+@="C:\\Users\\administrator\\go\\bin\\dategrouper.exe \"%1\""
+
+[HKEY_CURRENT_USER\Software\Classes\AllFileSystemObjects\shell\Group by date]
+@="Group by date"
+
+[HKEY_CURRENT_USER\Software\Classes\AllFileSystemObjects\shell\Group by date\command]
+@="C:\\Users\\administrator\\go\\bin\\dategrouper.exe %*"
\ No newline at end of file
diff --git a/uninstall_context_menu.reg b/uninstall_context_menu.reg
new file mode 100644
index 0000000..47c9e86
--- /dev/null
+++ b/uninstall_context_menu.reg
@@ -0,0 +1,8 @@
+Windows Registry Editor Version 5.00
+
+[-HKEY_CURRENT_USER\Software\Classes\Directory\shell\Group by date]
+[-HKEY_CURRENT_USER\Software\Classes\Directory\shell\Group by date\command]
+[-HKEY_CURRENT_USER\Software\Classes\*\shell\Group by date]
+[-HKEY_CURRENT_USER\Software\Classes\*\shell\Group by date\command]
+[-HKEY_CURRENT_USER\Software\Classes\AllFileSystemObjects\shell\Group by date]
+[-HKEY_CURRENT_USER\Software\Classes\AllFileSystemObjects\shell\Group by date\command]
\ No newline at end of file