闲置U盘或硬盘如何清零数据？

TIP! Right-click and select "Save link as..." to download.

VIDEOS
MP4	N/A	480P	Download
MP4	N/A	360P	Download
AUDIO
MP4	N/A	mp4a.40.2	Download
MP4	N/A	mp4a.40.5	Download
MP4	N/A	mp4a.40.2	Download
THUMBNAILS
	JPEG	Origin Image	Download

软件下载地址（下载5.4.6版本即可）：
百度网盘
链接:https://pan.baidu.com/s/1hLYp9Zq28ck6eh3pOps4gA?pwd=xhf2
提取码:xhf2

阿里云盘
链接:https://www.alipan.com/s/HB6G1EzFzU5
提取码: z68t