标签：Windows Boot Manager has been blocked by the current security policy

联想/Lenovo R720-15IKBN 本来需要先清灰，但太简单这个就不发了（把几个螺丝都拿掉用敲片撬开，并且一定要拔掉电池，本月刚因为电池损失1K，并且精神萎靡）。因为是17年的笔记本，大象网就想直接UEFI启动且GPT分区（手上有N...

赞(0)Xy1on2022-07-31电脑故障 R720-15IKBN 降级为 Windows 7Windows Boot Manager has been blocked by the current security policy阅读(5055)