diff --git a/windows/mkusr-backup.cmd b/windows/mkusr-backup.cmd
new file mode 100644
index 0000000..6873613
--- /dev/null
+++ b/windows/mkusr-backup.cmd
@@ -0,0 +1,3 @@
+net group gg-backup /ADD
+call mkusr uBackup "u-backup" gg-backup
+icacls "C:\gsb\partages\public" /Grant:r uBackup:M /T
\ No newline at end of file