The [[!tails_gitweb config/chroot_local-includes/usr/share/tails/chroot-browsers/unsafe-browser/extensions/red-2.0-an+fx.xpi desc="red theme"]] used by Tails' _Unsafe Browser_ was downloaded from Mozilla add-ons website (<https://addons.mozilla.org/en-US/firefox/addon/simplyred/>):

author: [Firefox user 14030863](https://addons.mozilla.org/en-US/firefox/user/14030863/)

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Press **Ctrl+Alt+Tab** to move the keyboard focus to the top bar.

Press **Enter** to open the menu.

Press **Space** to toggle the selected item.

Press **Esc** to close the menu.

In the **Favorites** submenu, a few shortcuts allow you to launch the most frequently used applications:

Click **Connect**.

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Start *Disk Utility*.

In the confirmation dialog, click on the **Erase** button to confirm.

Execute the following command.

Specify a password of your choice in both the **Administration Password** and **Confirm** text boxes then click **Add**.

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Select the **Don't anonymize MAC addresses** option.

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The **Language** option allows you to change the main language of the interface.

The **Keyboard Layout** option allows you to change the layout of the keyboard. For example to switch to an *AZERTY* keyboard which is common in France.

The **Formats** option allows you to change the date and time format, first day of the week, measurement units, and default paper size according to the standards in use in a country.