diff --git a/Install-Win32-OpenSSH.md b/Install-Win32-OpenSSH.md
index c13903c..0174664 100644
--- a/Install-Win32-OpenSSH.md
+++ b/Install-Win32-OpenSSH.md
@@ -4,6 +4,9 @@
 * Extract contents to `C:\Program Files\OpenSSH`
 * Start Powershell as Administrator
      * `cd 'C:\Program Files\OpenSSH'`
+* On Windows 10, in developer mode, a different implementation of SSH exists in-box. Look for TCP port bindings on port 22
+     * `netstat -anop TCP`
+     * If you do see 22 occupied, [#610](https://github.com/PowerShell/Win32-OpenSSH/issues/610) has workarounds to deal with port conflict. 
 * Install sshd and ssh-agent services. 
      * `powershell -executionpolicy bypass -file install-sshd.ps1`
 * Setup SSH host keys (this will generate all the 'host' keys that sshd expects when its starts)