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PuTTY Offline Installer

Developer Tools · v0.81 · Free (MIT)

Free SSH and Telnet client for Windows — download the full standalone setup file.

4.7/5

100M+ downloads

Size: 3 MB

Updated: 2024-04-15

Download Offline Installer Visit Official Site

Official full setup from Simon Tatham — no adware, no bundled software

🪟 PuTTY for Windows Standalone Installer Full Setup (3 MB)

PuTTY Offline Installer — Full Setup Overview

PuTTY is a free and open-source terminal emulator, serial console, and network file transfer application. It supports several network protocols, including SCP, SSH, Telnet, rlogin, and raw socket connections. PuTTY is the most widely used SSH client on Windows.

The PuTTY offline installer (also known as the PuTTY full setup or PuTTY standalone installer) is a complete installation package that contains every file needed to install PuTTY v0.81 on your computer. Unlike web installers that require an active internet connection during setup, this offline setup file (3 MB) can be downloaded once and reused on multiple machines — perfect for offices, schools, or areas with limited internet connectivity.

PuTTY Key Features

SSH, Telnet, rlogin, and raw TCP connection support
SSH key generation and management with PuTTYgen
Secure file transfer with PSCP and PSFTP
Session management with saved connection profiles
X11 forwarding and port tunneling

How to Download & Install PuTTY Offline

Follow these steps to download the PuTTY full offline setup and install it without internet:

1
Download the standalone installer
Click the "Download Offline Installer" button above to get the PuTTY v0.81 full setup file (3 MB) from the official Simon Tatham website.
2
Save or transfer the setup file
Save the offline installer to your computer, or copy it to a USB drive to install on other machines without internet.
3
Run the installer
Double-click the downloaded file and follow the setup wizard. No internet connection is needed during installation.
4
Launch PuTTY
Once installed, launch PuTTY from your desktop shortcut or Start Menu. You're all set!

PuTTY Version History

Recent releases with offline installer available:

v0.81

2024-04-15 Latest

Bug fixes, improved SSH algorithm support

v0.80

2023-12-18

New key exchange algorithms, NTRU Prime

v0.79

2023-08-26

Security fixes, improved terminal handling

PuTTY System Requirements

Minimum requirements to run PuTTY v0.81 offline installer:

Operating System: Windows 7/8/10/11 (32-bit & 64-bit)
Memory (RAM): 64 MB minimum
Disk Space: 10 MB free space
Processor: Any modern processor

PuTTY Offline Installer — Frequently Asked Questions

What is PuTTY offline installer?

The PuTTY offline installer is a standalone setup file that contains all the files needed to install PuTTY without an active internet connection. Unlike the web/online installer which downloads files during setup, the offline installer (also called full setup or standalone installer) can be saved to a USB drive and used to install PuTTY on any compatible computer — even without internet access.

How to install PuTTY offline?

To install PuTTY offline: 1) Download the PuTTY full offline installer from the official website using the link above. 2) Save the standalone setup file (.exe or .dmg) to your computer or USB drive. 3) Double-click the downloaded file to start the installation. 4) Follow the setup wizard — no internet is required during the installation process.

Is the PuTTY offline installer free?

Yes, PuTTY is available as a free (mit) download. The offline installer / standalone setup file can be downloaded for free from the official Simon Tatham website. We provide direct links to the official download page — no third-party downloads.

What is the difference between PuTTY online and offline installer?

The online installer is a small stub file (usually under 5 MB) that downloads PuTTY's full files from the internet during installation. The offline installer (full setup) is a complete standalone file (3 MB) that contains everything needed — it does not require internet during installation. The offline installer is ideal for slow connections, installing on multiple computers, or environments without internet.

What are the system requirements for PuTTY?

PuTTY requires: Operating System: Windows 7/8/10/11 (32-bit & 64-bit). RAM: 64 MB minimum. Disk Space: 10 MB free space. Processor: Any modern processor.

How to update PuTTY without internet?

To update PuTTY offline: Download the latest PuTTY v0.81 full offline installer from the official website on a computer with internet. Transfer the setup file to the target computer via USB drive. Run the installer — it will automatically update your existing installation to the newest version without needing internet.

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