鼠标右击“计算机”。
![](https://iknow-pic.cdn.bcebos.com/5bafa40f4bfbfbedbf12da0d7ef0f736afc31f7c?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
选择“管理”标签。
![](https://iknow-pic.cdn.bcebos.com/279759ee3d6d55fbe4839a546b224f4a20a4dd7f?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
打开“计算机管理”窗口。
![](https://iknow-pic.cdn.bcebos.com/dbb44aed2e738bd4815b5e43a78b87d6277ff94e?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
选择“磁盘“”存储管理“,打开”磁盘管理“页面 如图:
![](https://iknow-pic.cdn.bcebos.com/a9d3fd1f4134970ae606fc5d93cad1c8a7865d4f?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
右键单击选择要压缩的磁盘(本例选择D盘),快捷方式选择”压缩卷“。
![](https://iknow-pic.cdn.bcebos.com/024f78f0f736afc3604ed317b519ebc4b7451205?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
在输入压缩空间量(MB)里填写要压缩出的空间量,如果要压缩出50G,就填写50G*1024MB。
![](https://iknow-pic.cdn.bcebos.com/5fdf8db1cb134954cbf50516504e9258d0094add?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
选择"压缩"按钮。
![](https://iknow-pic.cdn.bcebos.com/08f790529822720e6d2b0f887dcb0a46f31fabdf?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
压缩后会发现多出一块 未分区磁盘(绿色分区)。
![](https://iknow-pic.cdn.bcebos.com/503d269759ee3d6d00aa6bb945166d224f4ade50?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
右键弹出快捷菜单选择”新建分区“。
![](https://iknow-pic.cdn.bcebos.com/64380cd7912397dd2d5274765f82b2b7d0a2879d?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
打开新建简单卷向导,一路下一步,在简单卷大小里填写要新建磁盘的大小,下一步。
![](https://iknow-pic.cdn.bcebos.com/cf1b9d16fdfaaf5141036ccd8a5494eef11f7ae4?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
选择驱动器 磁盘号,下一步。
![](https://iknow-pic.cdn.bcebos.com/caef76094b36acafb98b7a8e7ad98d1001e99c5d?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
选择文件系统格式,然后在执行快速格式化前打钩,下一步。
![](https://iknow-pic.cdn.bcebos.com/5d6034a85edf8db1740890160f23dd54564e749a?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)
点击”完成“按钮,磁盘分区完成。
![](https://iknow-pic.cdn.bcebos.com/1c950a7b02087bf44eccbb9bf4d3572c11dfcfa4?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1)