bootmgr.exe - 分析和如何纠正错误

★★★★☆ 已验证的文件 (27.08.2026)

️ ️ ️ ️ ️ ️ ️ Important Notice: bootmgr.exe : Essential Windows bootloader utility for system recovery and startup management. 手动更换系统库可能会阻碍未来的Windows更新或导致关键系统故障.

建筑:	其他	️没有检测到
防病毒扫描	✅ 清洁	没有检测到病毒.
数字签名	没有签名	没有签名,文件可能被修改了.
哈希完整性	️未经验证	文件哈希保护缺失.
文件大小	它们的数量为24,1千克.	24684 bytes.

哈希号:

MD5: 897fa2d18ff1d150daec63bd55e90f9d
SHA-1: 5e0a9db38c594779f56f0a7c1e1e2443a1e2162f
SHA-256: 7705433038a99be2df18e7e0bd7e056a0377cae713133006fe335a633aeb5318
SHA-512: 644179c4a9ce5215f256a6528cf898d2fbe73df544195d5fdbffc2974bf110207250c42ce0e420689767ec1fc2444bc0f840d783233b33b99c8a1a95664a4b46

How to Fix BOOTMGR Error Without Downloading Anything

A "BOOTMGR is missing" or corrupt error means your computer cannot find the sector containing the Windows launch files. You can fix this using built-in Windows tools without downloading external software.

Method 1: Run Startup Repair

Windows has a built-in self-healing utility that automatically detects and fixes boot manager errors.

Restart 你的电脑.
Press the advanced boot key ( F8, F11 或是 Shift while restarting) to open the Advanced Startup Options menu.
Select Troubleshoot.
Click Advanced options.
Choose Startup Repair.
Select your user account and let Windows scan and repair the system.

Method 2: Manually Rebuild the Boot Configuration Data (BCD)

If automatic repair fails, you can rebuild the boot sector manually using the Command Prompt.

Navigate back to the Advanced options menu using the steps above.
Click 在 Command Prompt.
Type 按下列命令一个接一个, Enter 在每次:
- bootrec /fixmbr
- bootrec /fixboot
- bootrec /rebuildbcd
Type exit 然后按下. Enter.
Restart 你的电脑.

Method 3: Change the Boot Order in BIOS/UEFI

Sometimes this error occurs because the computer is trying to boot from a non-bootable drive, like a USB flash drive or external hard drive left plugged in.

Unplug all external USB drives, memory cards, and external hard drives.
Restart your PC and repeatedly press the BIOS key ( F2, F12, Del 或是 Esc ) 没有.
Navigate 到了 Boot tab using your arrow keys.
Move your primary hard drive (where Windows is installed) to the #1 position in the boot priority list.
Save and exit (usually F10 ) 没有.

To narrow down the best solution, let me know:

这是什么? version of Windows are you running?
Did this error happen after a specific event (like a Windows update or dropping the laptop)?
Can you access the Advanced Startup Options screen, or is the computer completely stuck on the black error screen?

诊断工具:验证您的 `bootmgr.exe` 文件

您担心您的PC上的文件被恶意软件修改了吗? 放入下面的表格. 我们的脚本将验证其文件大小,加密哈希 (MD5/SHA-1),并检查有效的微软数字签名.

其他版本:
️ bootmgr.exe 10.0.19041.6216 32-bit (x86)
类似的文件:
️bootmgr.exe.mui | ️bootmgr.efi.mui | ️bootmgr.efi | ️bootmgr_ex.efi.mui | ️bootmgr_ex.efi