Windows Telnet Jun 2026

dism /online /Disable-Feature /FeatureName:TelnetClient

Telnet (Teletype Network) is a network protocol and command-line tool that allows users to remotely access and control another computer over a network. Developed in 1969, it is one of the oldest internet standards. While largely replaced by more secure protocols like SSH (Secure Shell), Telnet remains available in Windows for specific diagnostic and legacy support tasks.

Alternatively, using PowerShell (Admin): windows telnet

Telnet has several security limitations:

The Windows Telnet client is not a daily tool for most users, but it remains a lightweight, built-in utility for quick network troubleshooting and legacy system access. For any production or internet-facing use, replace it with SSH or other encrypted protocols. However, for a quick port test or to emulate an old mainframe session, Telnet still has a place in your diagnostic toolkit. If enabled, you will see the Microsoft Telnet

If enabled, you will see the Microsoft Telnet prompt: Microsoft Telnet>

The basic syntax for a Windows Telnet session is: telnet but it remains a lightweight

Alternatives for secure remote access: