轻易地去重新安装操作系统，相信许多人都会心有不甘的！
Easily to reinstall the operating system, I believe many people heart has unwilling!
我最近升级电脑硬件/重新安装操作系统/用新的计算机取代了它。我需要什么做的？
I have recently upgraded my computer hardware / reinstalled the Operating System / replaced it with a new computer. What do I need to do?
该目录下含有关键系统配置，因此，如果您需要重新安装操作系统，保留它的副本可以加快恢复过程。
This directory holds critical system configuration files, so keeping a copy of it can speed up recovery if you need to reinstall your operating system.
原来担任某个特定角色的计算机上的操作系统不再存在或者已被重新安装。
The operating system on the computer that originally owned a specific role no longer exists or has been reinstalled.
可信计算基础只是一个安装时选项，并且若要在现有的AIX计算机上启用TCB，您需要重新安装整个AIX操作系统。
Trusted Computing Base is an install-time option only and to enable TCB on an existing AIX machine, you need to reinstall the entire AIX operating system.
在测试机器上不断地安装和重新安装各种产品以及服务包和必备软件—通常必须重新安装整个操作系统。
Test machines were constantly being installed and re-installed with a range of products, as well as service packs and prerequisite software — often the entire operating system had to be re-installed.
当执行全部的工厂恢复或者风俗工厂恢复时，整个硬盘被擦掉，操作系统被重新安装。
When performing either a full factory recovery or a custom factory recovery, the entire hard disk is erased and the operating system is reinstalled.
您不需要重新安装和重新配置操作系统。
You do not need to re-install and re-configure the operating system.
您不需要重新安装和重新配置操作系统。
You do not need to re-install and re-configure the operating system.
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