English Chinese (Taiwan) (zh_TW)
[[!meta title="Resetting a USB stick using macOS"]]
[[!inline pages="doc/reset.intro" raw="yes" sort="age"]]
[[!inline pages="doc/first_steps/reset.intro.zh_TW" raw="yes" sort="age"]]
<strong>You might overwrite any hard disk on the computer.</strong> If at some
point you are not sure about which device to choose, stop proceeding.
Make sure that the USB stick that you want to reset is unplugged.
Plug the USB stick that you want to reset.
A new device appears in the list of storage devices. This new device
corresponds to the USB stick that you plugged in. Click on it.
In the list of storage devices, verify that the device corresponds to the USB stick that you want to reset, its brand, its size, etc.
To reset the USB stick:
Troubleshooting 疑難解答
Format using the command line 使用文字指令行來進行格式化
1. Open <span class="application">Terminal</span> from
<span class="menuchoice">
<span class="guimenu">Applications</span>&nbsp;▸
<span class="guisubmenu">Utilities</span>&nbsp;▸
<span class="guimenuitem">Terminal.app</span></span>.
1. 開啟 <span class="menuchoice">底下的
<span class="application">Terminal</span>
<span class="guimenu">應用程式</span>&nbsp;▸
<span class="guisubmenu">工具</span>&nbsp;▸
<span class="guimenuitem">Terminal.app</span></span>.
Execute the following command:
Execute again the same command:
$ diskutil list
/dev/disk0
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *500.1 GB disk0
1: EFI 209.7 MB disk0s1
2: Apple_HFS MacDrive 250.0 GB disk0s2
3: EFI 134.1 GB disk0s3
4: Microsoft Basic Data BOOTCAMP 115.5 GB disk0s4
/dev/disk1
#: TYPE NAME SIZE IDENTIFIER
0: FDisk_partition_scheme *8.0 GB disk1
1: Apple_HFS Untitled 1 8.0 GB disk1s1
$ diskutil list
/dev/disk0
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *500.1 GB disk0
1: EFI 209.7 MB disk0s1
2: Apple_HFS MacDrive 250.0 GB disk0s2
3: EFI 134.1 GB disk0s3
4: Microsoft Basic Data BOOTCAMP 115.5 GB disk0s4
Take note of the *device name* of your USB stick. In this example, the USB stick is 8.0 GB and its device name is <span class="code">/dev/disk1</span>. Yours might be different.