To change the passphrase of your Persistent Storage:
2
**The content of the USB stick will beis lost in the operation,** but an attacker might still be able to tell that Tails was installed on that USB stick using [[data recovery techniques|encryption_and_privacy/secure_deletion]] unless you [[securely clean all the available disk space|doc/encryption_and_privacy/secure_deletion#usb_and_ssd]] afterwards. ]].
The content of the USB stickis lost in the operation, but an attacker might still be able to tell that Tails was installed on that USB stick using [[data recovery techniques|doc/encryption_and_privacy/secure_deletion]].
3
In the Welcome Screen, keep the Persistent Storage locked.
*[TorBrowser](https://www.torproject.org)* is a web browser based on [Mozilla Firefox](https://www.firefox.com/) but configured to protect your privacy.
3
To start *Simple Scan* choose <span class="menuchoice"> **Applications** ▸ **Graphics** ▸ **Simple Scan**</span>. configure a printer or manage your printing jobs, choose **Apps ▸ System Tools ▸ Settings ▸ Printers**.
This can be achieved using a technique called <span class="definition">[[!wikipedia Cold_boot_attack desc="[[!wikipediacold boot attack"]]</span>. To prevent thissuch attacks, the data in RAM is overwritten by random data when youshutting down Tails.This erases all traces from your session on that computer.
This can be achieved using a technique called [[!wikipedia cold boot attack]]. To prevent such attacks, the data in RAM is overwritten by random data when you shut down Tails.
To open *Thunderbird*, choose **Apps ▸ Internet ▸ Thunderbird**.
7
a.If you are notrunning Tails[[!inline pages="inc/stable_amd64_version" raw="yes" sort="age"]]then you can continue with the next step. , click **Check for Upgrades**.
When starting Tails, unlock your Persistent Storage.
10
For more detaileddocumentationrefer to, visit the [official <span class="application">Pidgin</span> user guide[*Pidgin* FAQ](https://developer.pidgin.im/wiki/Using%20Pidgin).
For more documentation, visit the official [*Pidgin* FAQ](https://developer.pidgin.im/wiki/Using%20Pidgin).
10
For more detaileddocumentation, refer tovisit the [official [*Thunderbird* helpSupport](https://support.mozilla.org/en-US/products/thunderbird)website.
For more documentation, visit the official [*Thunderbird* Support](https://support.mozilla.org/en-US/products/thunderbird) website.
11
Tails includes <span class="application">[Simple Scan](https://launchpad.net/simple-scan)</span>, a toolthe [*Document Scanner*](https://gitlab.gnome.org/GNOME/simple-scan)utility to scan both documents and photos.
Tails includes the [*Document Scanner*](https://gitlab.gnome.org/GNOME/simple-scan)utility to scan documents and photos.
11
To hear screen elements spoken to you, turn on the **Screen Reader** fromChoose **Accessibility Settings** in the accessibility menu (in the top bar, the[[!img lib/accessibility.png alt="" class="symbolic" link="no"]]). icon that looks like a person.
Choose **Accessibility Settings** in the accessibility menu in the top bar, the [[!img lib/accessibility.png alt="" class="symbolic" link="no"]] icon that looks like a person.