<div class="cautiontip">

<div class="tip">

</div>

</div>

<div class="caution">

<div class="caution">

<p><b <p>You might overwrite any hard disk on the computer.</b></p>

<p>You might overwrite any hard disk on the computer.</p>

<p>If at some point you are not sure about whichthe device to choose, stop proceeding.</p>

<p>If you are not sure about the device, stop proceeding.</p>

1. If you want to erasoverwrite all data securelyon the device, choose to
**Overwrite existing data with zeroes** in the
**Erase** drop-down list.
menu.

If you want to overwrite all data on the device, choose **Overwrite existing data with zeroes** in the **Erase** menu.

2. Choose **Compatible with all systems and devices (MBR/DOS)**
in the **Partitioning** drop-down list.
menu.

Choose **Compatible with all systems and devices (MBR/DOS)** in the **Partitioning** menu.