Press and hold the <strong>Shift</strong> key while you choose <strong>Power</strong> ▸ <strong>Restart</strong>.
11
If the <strong>Choose an option</strong> screen does noor the <strong>Use a device</strong> option don't appear, refer to the [[instructions on starting Tails using the Boot Menu key|doc/first_steps/start/pc#boot-menu-key]].
If the <strong>Choose an option</strong> screen or the <strong>Use a device</strong> option don't appear, refer to the [[instructions on starting Tails using the Boot Menu key|doc/first_steps/start/pc#boot-menu-key]].
16
Such an attack is possible in theory but very unlikely in practice. We don't know of any virus capable of infecting Tails.<span class="standalone">See our [[warning on plugging Tails in untrusted systems|doc/about/warnings/computer#software]].</span>.
Such an attack is possible in theory but very unlikely in practice. We don't know of any virus capable of infecting Tails.<span class="standalone">See our [[warning on plugging Tails in untrusted systems|doc/about/warnings/computer#software]].</span>
21
[[!img install/inc/screenshots/grub.png link="noclass="screenshot" alt="Black screen ('GNU GRUB') with Tails logo and 23 options: 'Tails' and 'Tails (Troubleshooting Mode)' and 'Tails (External Hard Disk)'."]]
[[!img install/inc/screenshots/grub.png class="screenshot" alt="Black screen ('GNU GRUB') with Tails logo and 3 options: 'Tails' and 'Tails (Troubleshooting Mode)' and 'Tails (External Hard Disk)'."]]
