关闭windows预留空间

查询系统保留空间是否启用
DISM.exe /Online /Get-ReservedStorageState
禁用系统保留空间重启系统后释放空间
DISM.exe /Online /Set-ReservedStorageState /State:Disabled
启用系统保留空间重启系统后将重新占据空间
DISM.exe /Online /Set-ReservedStorageState /State:Enabled