README.md in imap-backup-4.0.2 vs README.md in imap-backup-4.0.3

@@ -132,10 +132,18 @@
 Note that email usernames and passwords are held in plain text
 in the configuration file.
 
 The directory ~/.imap-backup, the configuration file and all backup
 directories have their access permissions set to only allow access
-by your user.
+by your user. This is not done on Windows - see below.
+
+## Windows
+
+Due to the complexity of managing permissions on Windows,
+directory and file access permissions are not set explicity.
+
+A pull request that implements permissions management on Windows
+would be welcome!
 
 # Run Backup
 
 Manually, from the command line: