Teach you five ways to crack the computer boot password

Method 1

At power on , Press down F8 Get into ” With a command prompt Security ” Pattern Input ”NET USER+ user name +123456/ADD” You can force a user's password to ”123456″

Method 2

If the user forgets the login password, it can be solved according to the following methods

1. Press... When the computer starts 〔F8〕 And selection 〔Safe Mode With Command Prompt〕

2. choose 〔Administrator〕 And then you'll jump out 〔Command Prompt〕 The window of

3. use 〔Net〕 Add a user to the command , example ： Add a user name to alanhkg888, The command syntax is as follows ： net user alanhkg888/add

4. Upgrade new users to Administrator The power of , example ： Upgrade the user just added alanhkg888 The power of , The command syntax is as follows net localgroup administrators alanhkg888/add

5. Restart the computer after completing the above steps , A user is added to the startup screen alanhkg888 了 , choose alanhkg888 Get into

6. After logging in 〔 Console 〕→〔 User account 〕→ Choose the user who forgot his password , Then choose 〔 Remove the password 〕 after 〔 Wait 〕

7. Select the original user in the login screen to wait without password ( Because... Has been removed )

8. Delete the new user , stay 〔 Console 〕→〔 User account 〕→ choose 〔alanhkg888〕, Then choose 〔 Remove the account 〕 Can then * It does not apply to forget the settings set during installation 〔administrator〕 Password

Method 3

1、 Restart Windows XP, At the moment after the start-up screen appears , Press F8, choice ” Secure mode with command line ” function .

2、 When the running process stops , The system lists super users administrator And local users owner The selection menu of , Mouse click administrator, Enter command line mode .

3、 Enter command ：”net user owner 123456/add”, Mandatory will OWNER The user's password is changed to ”123456″. If you want to add a user here ( Such as ： The user is called abcdef, The password is 123456) Words , Please type the ”net user abcdef 123456/add”, Available after adding ”net localgroup administrators abcdef/add” Command to promote the user to the system management group administrators user , With super authority .

4.DOS Delete windows\system32\config Inside SAM Just put it in gear

5. Press the button on the keyboard after power on Delete Key in BIOS Interface . find User Password Options , It is off by default . Start and enter the user password (1~8 position , English or numbers ). The computer prompts you to enter it again to confirm that the password is correct , Save, exit and restart the machine , At this time, the password menu will appear when the machine is turned on

Method four

If it is FAT32, Get into DOS, Delete c：winntsystem32configsam*.* That's all right. . To log in, just type administrator No password . Then create a new . If NTFS It doesn't work In addition, if your system has not added Microsoft's input method patch, you can also use the vulnerability of the input method to make an administrator account ,

The specific method is as follows ：

After power on ,Win2000 Self starting , The login window appears , Display the user name , And ask for a password ( Of course, you don't have a password ).

In this case, please focus on the user name , use Ctrl+Shift Switch input method ( Choose any one , As long as the input method toolbar can appear ). Right click on the input prompt toolbar that appears , Choose help , A help window will pop up . Next you need to find one in this window ( Green underlined ) hyperlink , And use SHIFT+ Click the left mouse button , Open it and it will pop up a IE window , Please enter... In the address bar of the window c：, At this point, you should know exactly what to do . Just click the standard button ” Up ”, You will find that you can enter ” Control panel ” 了 , After entering, you can go straight to ” User and password ” Only you know what happens next .

Method five

We know we're installing Windows XP In the process , First of all, with ”administrator” Default login , And then you ask to create a new account , So as to enter Windows XP Use this new account to login , And in

Windows XP Only the created user account will appear in the login interface of , There will be no ”administrator”, But actually it's time to ”administrator” The account still exists , And the password is empty .