Downloading is still possible through official legacy builds, even though modern versions of the software primarily target Windows 10 and 11. Because Windows XP is an aging operating system, you must use specific "legacy" versions of Psiphon to ensure compatibility. How to Download Psiphon for Windows XP

The Official Psiphon Download Page typically includes a "Legacy builds" section specifically for Windows XP and Vista.

Since Psiphon ended official active support for Windows XP in December 2019, the standard download link on many sites may provide a version that won't run on your system. Use these trusted sources for the correct legacy file:

If the main site is blocked in your region, you can often find verified older versions on repositories like Uptodown or Softonic . Installation & Compatibility Requirements

Psiphon for Windows is a portable executable, meaning it does process; you simply run the .exe file. However, Windows XP users must meet these technical requirements: Download Android app and Windows client - Psiphon