运行 Windows 10 64 位专业版和企业版的 OptiPlex 3060、5060、7060 和 XE3 系统不会自动启用 BitLocker 功能。
您可以使用以下步骤来验证 BitLocker 功能。
以管理员身份运行 System Information(右键单击)(图 2),然后选中“Device Encryption Support”字段。检查“自动设备加密失败的原因:Unallowed DMA capable bus/device(s)(detected) unallowed DMA capable bus/device(s).”(图 3)
图2 - Windows 10系统信息(仅英文)
图 3 - Windows 10 系统信息(仅英文)
您必须通过手动执行以下步骤来设置 BitLocker 驱动器加密。
您必须向允许列表添加总线或设备。转到注册表项:
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\DmaSecurity\AllowedBuses]
"Intel 300 Series Chipset Family LPC Controller(Q370)"="PCI\\VEN_8086&DEV_A306"
"Intel 300 Series Chipset Family LPC Controller(H370)"="PCI\\VEN_8086&DEV_A304"
"PCI-to-PCI Bridge#1"="PCI\\VEN_8086&DEV_1901"
"PCI-to-PCI Bridge#2"="PCI\\VEN_104C&DEV_8240"
"PCI Express Root Port #1"="PCI\\VEN_8086&DEV_A338"
"PCI Express Root Port #2"="PCI\\VEN_8086&DEV_A339"
"PCI Express Root Port #3"="PCI\\VEN_8086&DEV_A33A"
"PCI Express Root Port #4"="PCI\\VEN_8086&DEV_A33B"
"PCI Express Root Port #5"="PCI\\VEN_8086&DEV_A33C"
"PCI Express Root Port #6"="PCI\\VEN_8086&DEV_A33D"
"PCI Express Root Port #7"="PCI\\VEN_8086&DEV_A33E"
"PCI Express Root Port #8"="PCI\\VEN_8086&DEV_A33F"
"PCI Express Root Port #9"="PCI\\VEN_8086&DEV_A330"
"PCI Express Root Port #10"="PCI\\VEN_8086&DEV_A331"
"PCI Express Root Port #11"="PCI\\VEN_8086&DEV_A332"
"PCI Express Root Port #12"="PCI\\VEN_8086&DEV_A333"
"PCI Express Root Port #13"="PCI\\VEN_8086&DEV_A334"
"PCI Express Root Port #14"="PCI\\VEN_8086&DEV_A335"
"PCI Express Root Port #15"="PCI\\VEN_8086&DEV_A336"
"PCI Express Root Port #16"="PCI\\VEN_8086&DEV_A337"
"PCI Express Root Port #17"="PCI\\VEN_8086&DEV_A340"
"PCI Express Root Port #18"="PCI\\VEN_8086&DEV_A341"
"PCI Express Root Port #19"="PCI\\VEN_8086&DEV_A342"
"PCI Express Root Port #20"="PCI\\VEN_8086&DEV_A343"
"PCI Express Root Port #21"="PCI\\VEN_8086&DEV_A32C"
"PCI Express Root Port #22"="PCI\\VEN_8086&DEV_A32D"
"PCI Express Root Port #23"="PCI\\VEN_8086&DEV_A32E"
"PCI Express Root Port #24"="PCI\\VEN_8086&DEV_A32F"
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