How to connect a remote SSH using VS Code on windows?

Question

When I am trying to connect the remote SSH using .ppk instead of password in vs code on windows I got the error message like Could not establish connection to .... PFA down blow

I want to connect the Remote SSH using .ppk file instead of password on windows using vs code.

so my config file looks like

Host .......
  HostName .......
  User .......
  IdentityFile F:/ssh-key/ssh-key-private