Start on macOS.

Make sure that the USB stick that you want to resetuninstall is unplugged.

Make sure that the USB stick that you want to uninstall is unplugged.

A list of all the storage devices on the computer appears in the left pane
of the window.

A list of all the storage devices on the computer appears in the left pane
of the window.

Plug in the USB stick that you want to resetuninstall.

Plug in the USB stick that you want to uninstall.

In the list of storage devices, verify that the device corresponds to the USB stick that you want to resetuninstall, its brand, its size, etc.

In the list of storage devices, verify that the device corresponds to the USB stick that you want to uninstall, its brand, its size, etc.

<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>

b. If there is an <span class="bold">
Erase</span>To reset the USB stick, select the **Erase** button oin the top middle, click on it.
.

To reset the USB stick, select the **Erase** button in the top middle.

In the **Erase** dialog, if you want the USB stick to also work on Windows and Linux, specify:

**Format**: **MS-DOS (FAT)**

**Scheme**: **Master Boot Record**

Click **Erase**.

Formatting the USB stick using the command line

Formatting the USB stick using the command line

Open the **Terminal** utility from **Applications&nbsp;▸ Utilities**.

Take note of the device name of your USB stick.

<p class="command-template">diskutil unmountDisk <span class="command-placeholder">device</span></p>

<p class="command-template">sudo fdisk -iy <span class="command-placeholder">device</span></p>