6 lines
341 B
Markdown
Executable File
6 lines
341 B
Markdown
Executable File
# 4.8 备份还原硬盘 MBR
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备份MBR：sudo dd if=/dev/sdX of=/path/to/mbr bs=512 count=1
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还原MBR：sudo dd if=/path/to/mbr of=/dev/sdX bs=512 count=1
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MBR只还原分区表：sudo dd if=/path/to/mbr of=/dev/sdX bs=66 skip=446 count=1
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MBR清空引导记录：sudo dd if=/dev/zero of=/dev/sdX bs=446 count=1
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