1. General help

New to Transmission?

• Try the help in Transmission's "Help" menu.
• simplehelp.net has an introduction for Transmission on Macs.
• Jun Azua has an introduction for Transmission GUI on Linux.
• Running Transmission without a GUI
• Using Transmission from a web browser

Want to learn more?

• Visit our forums
• Visit our IRC channel: #transmission on Libera.Chat
• Follow us on Twitter

Want to contribute?

Much of this documentation is out-of-date or could be improved. Pull requests are greatly appreciated!

2. FAQ

• Can I sequence the files I download?

• Why are my speeds so slow?

• Why is my port closed?

• Q: How can I prevent the fragmentation of my downloaded files?

  A: Use the configuration option "preallocation": 2

3. More documentation

• Configuration files
• Editing configuration files
• Environment variables
• Extending Transmission using scripts
• Blocklists
• How to build Transmission
• RPC protocol specification
• Transmission's Peer ID and User-Agent headers
• Peer status text explained
• Securing Transmission's RPC interface with an open-source reverse proxy (External Link)

3. Report a problem / request a feature

• Check whether the problem has already been reported.
• If you do not see a ticket matching your problem or feature, read this post about what to write, then add a new ticket.
• If you do see an existing ticket, please add a comment there. The more users are interested in a ticket, the higher its priority.

4. For contributors

Transmission is a volunteer project and welcomes help. Please contact us if you are interested in supporting Transmission in any of the following ways:

• Code contribution
• Testing
• Language translations
• Bug and request management
• Documentation and Wiki editing
• Donations
• If you want to alert us of a security vulnerability, please email [email protected]. Please note that general support questions belong on the forum, and will be ignored if sent to this email address.