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38 lines
833 B
38 lines
833 B
3 years ago
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---
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title: 忘记 Linux root 密码
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date: 2020-05-26
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categories:
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- linux
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tags: [linux]
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---
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> linux 忘记密码，别慌，按下面步骤轻松重置密码。
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## 1. 重启系统
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```
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# 根据提示在系统启动菜单，选择系统，然后根据提示 按 `e` 修改启动参数
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Use the ↑ and ↓ keys to changed the selection.
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Press 'e' to edit the selected item. or 'c' for ... ...
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```
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<!--more-->
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## 2. 修改参数
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向下滚动光标，找到 `...root=/dev/Mapper/centos-root ro rd.lvm.lv=...` 主要时找 **ro**
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把 ro 更改为 `rw init=/sysroot/bin/sh`
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修改完成，根据提示 按 `Ctrl-x`
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## 3. 修改密码
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```bash
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passwd root # 不只是root,任何你想修改的可登录用户名
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# 下面根据系统提示输入新密码并确认密码
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```
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## 4. 重启系统
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> 使用新创建的密码登录
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