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The time now is 2026-08-10 17:00
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DOS疑难解答 & 问题讨论 (解答室) » Help! My computer won't boot, urgent! ! !
Printable Version  2,976 / 12
Floor1 yunfei+ Posted 2004-08-16 00:00
初级用户 Posts 18 Credits 183
I am a win2000 machine, and the administrator password is lost. My computer can't boot. I heard that there is a kind of DOS thing that can crack the administrator password. Can someone tell me what that DOS thing is? Thank you, everyone.
Floor2 autoit Posted 2004-08-16 00:00
系统支持 Posts 339 Credits 904 From 厦门
Is the system in FAT32 format?
When booting from the boot disk into the system, rename SAM in winnt\system32\config\SAM, SAM.log to SAM1, SAM.lo_
Or directly delete it! After restarting, the password of Administrator is empty.
If the system is NTFS
Use O&O Bluecon2000 : set the password of Administrator to 123456 or ERD Commander ...
Floor3 yunfei+ Posted 2004-08-16 00:00
初级用户 Posts 18 Credits 183
If the system is in FAT32 format, what kind of boot disk is it? I don't understand. Can the moderator explain it clearly?
Floor4 JonePeng Posted 2004-08-16 00:00
金牌会员 Posts 1,883 Credits 4,562 From 广东广州
For FAT32, you can use a Win98 or DOS 7.1 bootable disk.
Floor5 autoit Posted 2004-08-16 00:00
系统支持 Posts 339 Credits 904 From 厦门
Any computer that can boot up will do! Regardless of CD-ROM or floppy disk, boot to DOS, then: del c:\winnt\system32\config\sam and then restart the computer, log in with Administrator, and the password is empty. If it doesn't work, change the above to: del c:\winnt\system32\config\sam*.*
Floor6 autoit Posted 2004-08-16 00:00
系统支持 Posts 339 Credits 904 From 厦门
The following is a quote from JonePeng's post on 2004-8-16 21:31:12:
For Fat32, you can use a Win98 or DOS 7.1 boot disk


Simply format a disk with "format a: /q /s" or sys a: a new disk.
Floor7 Climbing Posted 2004-08-16 00:00
铂金会员 Posts 2,753 Credits 6,962 From 河北保定
It is best to boot the system with an ERD Commander bootable disc and then directly modify the administrator password. If you delete the sam, does it mean that all users are deleted?
Floor8 autoit Posted 2004-08-17 00:00
系统支持 Posts 339 Credits 904 From 厦门
The following is the statement made by Climbing on 2004-8-16 21:58:36:

It is best to boot the system with the ERD Commander boot CD, and then directly modify the administrator password.
If you delete the sam, does it mean that all users are deleted?

Yes, it means deleting all users....
Floor9 JonePeng Posted 2004-08-17 00:00
金牌会员 Posts 1,883 Credits 4,562 From 广东广州
Just delete all users' names and passwords, but keep the users' profiles (start menu shortcuts, favorites, etc.), right?
Floor10 autoit Posted 2004-08-17 00:00
系统支持 Posts 339 Credits 904 From 厦门
Here is the speech of JonePeng on 2004-8-17 17:41:51:
Just delete the names and passwords of all users, but keep the user's data (shortcuts in the start menu, favorites, etc.), right?


That's right! You just need to find it in the corresponding folder.
Floor11 xu_daxian Posted 2004-12-21 00:00
初级用户 Posts 28 Credits 179
Thanks everyone. I have found these two files under WINXP, but it prompts that they are used by other programs and cannot be opened. Depressed. I don't want to delete the password. May I ask if I can use some software under DOS to open them so as to view their contents? Thanks!
Floor12 xwgodxwgod Posted 2005-12-22 21:58
新手上路 Posts 4 Credits 12
Deleting the SAM will cause most XP to fail to boot
Floor13 fdsiuha Posted 2005-12-22 22:26
高级用户 Posts 302 Credits 587
If NTFS and also EFS...
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