Exit Zen
10
<h1 id="proxy">PThe proxy server is refusing connections</h1>
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<h1 id="proxy">The proxy server is refusing connections</h1>
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<h1 id="security-level">Security levelconfinement">Security confinement</h1>
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<h1 id="confinement">Security confinement</h1>
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*Tor Browser* is only allowed to save the downloads and read the files that you
specify in the file chooser of GNOME.
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20
<p>To prevent Tails from running out of memory and crashing, download
very big files to the <emi>Persistent/Tor Browser</em</i> folder.
All tThe files that you download outside of the Persistent Storage are
stored in memory (RAM), which is more limited.</p>
English type: Plain text
<p>To prevent Tails from running out of memory and crashing, download
very big files to the <i>Persistent</i> folder.
The files that you download outside of the Persistent Storage are
stored in memory (RAM), which is more limited.</p>
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English type: Plain text
<p>In [[Tails 6.14.1|news/version_6.14.1]] (April 2025), we improved the
previous confinement and you can now safely download to and read from any
folder in your <i>Home</i> folder or Persistent Storage.</p>
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24
English type: Plain text
This confinement relies on 2 security technologies: *[[!debwiki AppArmor]]* and the [XDG Desktop Portals](https://flatpak.github.io/xdg-desktop-portal/) of *Flatpak*.
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<p>When opening files from the <i>/usr</i> or <i>/etc</i> folders in Tor
Browser, Tor Browser displays the following error:</p>
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English type: Plain text
<p class="command">Access to the file was denied</p>
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<h1 id="https-everywhere">HTTPS encrypSecure connections with HTTPS Everywhere</h1>
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<h1 id="https-everywhere">Secure connections with HTTPS</h1>
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To learn more about HTTPS Everywhere, you canand how *Tor Browser* protects you, see:
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To learn more about HTTPS and how *Tor Browser* protects you, see:
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48
English type: Bullet: '* '
[Tor FAQ: HTTPS](https://support.torproject.org/https/)
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English type: Bullet: '* '
[Tor Browser User Manual: Secure Connections](https://tb-manual.torproject.org/secure-connections/)
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67
<h1 id="new-identity"><span class="guilabel"b>New Identity</spanb> feature</h1>
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<h1 id="new-identity"><b>New Identity</b> feature</h1>
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70
- Closes all open tabs.
English type: Bullet: '- '
Closes all open tabs.
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- Clears the session state including cache, history, and cookies.
English type: Bullet: '- '
Clears the session state including cache, history, and cookies.
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- Closes all existing web connections and creates new Tor circuits.
English type: Bullet: '- '
Closes all existing web connections and creates new Tor circuits.
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<p>This feature is not enough to strongly [[separate contextual identities|about/warnings/identity#contextual]]
as the Tor circuits used outside of
<i>Tor Browser</i> are not changed.</p>
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<p>This feature is not enough to strongly [[separate contextual identities|about/warnings/identity#contextual]]
as the Tor circuits used outside of
<i>Tor Browser</i> are not changed.</p>
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78
English type: Plain text
*Tor Browser* includes the
*NoScript* extension to:
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- Allow you to disable JavaScript completely on some websites only.
English type: Bullet: '- '
Allow you to disable JavaScript completely on some websites only.
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84
The letterboxing feature of <span class="application">*Tor Browser</span>* helps
 to prevent websites from identifying your browser based on the size of its window.
 Without letterboxing, websites could use
 the size of the browser window to track visitors or weaken your anonymity.
English type: Plain text
The letterboxing feature of *Tor Browser* helps to prevent websites from identifying your browser based on the size of its window. Without letterboxing, websites could use the size of the browser window to track visitors or weaken your anonymity.
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