<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>
<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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<h1 id="https-everywhere">HTTPS encrypSecure connections with HTTPSEverywhere</h1>
<h1 id="https-everywhere">Secure connections with HTTPS</h1>
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All the data exchanged between your browser and the server you are visiting is encrypted. HTTPSUsing HTTPS instead of HTTP encrypts your communications with the website and prevents the [[Tor exit node from eavesdroppintercepting onyour communications|doc/about/warnings/tor#exit_node]].
Using HTTPS instead of HTTP encrypts your communications with the website and prevents the [[Torexit node from intercepting your communications|about/warnings/tor#exit]].
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To learn more about HTTPS Everywhere, you canand how *Tor Browser* protects you, see:
To learn more about HTTPS and how *Tor Browser* protects you, see:
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To change the security level, click on the [[!img security-level.png class="symbolic" link="no"]] icon on the right of the address bar and choose <span class="guilabel">Advanced Security **Settings…</span>**.
To change the security level, click on the [[!img security-level.png class="symbolic" link="no"]] icon on the right of the address bar and choose **Settings…**.
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You can use <span class="application"> *[[Onion Circuits|doc/anonymous_internet/tor_status]]</span> /circuits]]* to get more detailed information about the circuits being used.
