Standard installers leave traces in %AppData% , %ProgramFiles% , prefetch files, and the MUICache. The portable version, if run from an encrypted USB and closed properly, leaves on the host drive.
: Keep the browser window at its default size to prevent websites from determining your monitor's resolution. tor-browser-windows-x86-64-portable-14.0.3.exe
Automatically clears cookies and browsing history after every session. Censorship Circumvention: While 14
As of May 2026, 14.0.3 is slightly outdated . The latest stable portable release is 14.0.7. While 14.0.3 is not catastrophic, you should immediately upgrade by downloading the newer tor-browser-windows-x86-64-portable-14.0.7.exe . While 14.0.3 is not catastrophic
Tor Browser 14.x is based on Firefox 128 ESR (Extended Support Release), which backports security patches without rapid feature churn. This iteration fixes and other critical vulnerabilities present in earlier Firefox engines.
