How to use a USB flash drive to reinstall the system when the computer password is locked?

Restart, press F8 when the computer just starts, then the selection interface will pop up, and select to enter the safe mode. Select the operating system you want to boot as Microsoft Windows XP Professional. After the operating system starts, Windows will open in safe mode, and when the user login interface opens, enter the user name "administrator", and enter directly with the enter key instead of entering the password.

Once you're in Windows in safe mode, open the Control Panel and view your users. Change your password and save it. Reboot after saving and enter a new password.

1. Restart Windows XP, press F8 the moment the boot screen appears, and select "Safe Mode with Command Line" to run. 2. When the running process is stopped, the system lists the selection menus of the superuser administrator and the local user owner, and clicks the administrator to enter the command line mode.

3. Type the command: "net user owner 123456 add" to force the password of the owner user to be changed to "123456. If you want to add a user here (e.g

If the username is abcdef and the password is 123456), type "net user abcdef 123456 add", and then you can run the "net localgroup administrators abcdef add" command to promote the user to the administrators user of the system administration group with super permissions.

You can delete the SAM file in Windows System32 Config.

5.After powering on, press the delete key of the keyboard to enter the BIOS interface. Find the user password option, which is off by default.

Activate and enter the user password (1 8 digits, English or numbers). The computer prompts you to enter it again to confirm that the password is correct, save and exit and restart the machine, and the password menu will appear when the computer is turned on.

If you forget the boot password of your computer, you can use a PEU disk to clear this password.

First of all, make a good PEU disk, if you use a PEU disk to start the computer, enter the PE system.

Find the password removal software on the desktop of the PE system, run the software, and follow the prompts to clear the boot password.

Make the U disk into a PE system, or put the installation CD program of the system on the U disk, enter the BIOS system, set the boot startup item to start the U disk first, and then there will be a computer password cracking option, you can crack it.

If you forget to use the USB flash drive, you need to use a system CD-ROM, and now the system CD-ROM will come with a password management tool, which can be easily removed using a password management tool.

Method 1: What should I do if I forget my computer boot password? If we boot up, the user name administrator does not appear on the interface, then we press and hold the "ctrl" + "alt" key in this interface state, and then press the "delete" key twice in a row, then a classic login interface of windows will appear, the user name is administrator, and the password is empty.

Method 2 1This is easiest if your computer is logged in to the system but you have forgotten your password.

2.Then, right-click on the username and click Change Password, which can be changed without entering a long-term password.

3.If the system can't log in, but you have installed DOS or one-click recovery, or maxdos, etc., you can directly restore the system with one key, when you turn on, within 5 seconds, press and hold the up and down keys to appear and then enter, and you can directly restore with one key.

4.Use the Windows password cracking tool that comes with the CD, set the BIOS to boot the CD, change the First Boot Device to *** CDROM, and then restart OK to enter the CD, click to crack the password!

Method 3: 1. Restart the computer, press the F8 button after booting up until the advanced options screen appears, then release your hand and select "Safe Mode of Command Prompt" Enter.

2. At the end of the running process, the system lists the selection menu of the system superuser "administrator" and the local user "**", and clicks "administrator" to enter the command line mode.

3. Type the command: "net user **123456 add" to force the password of "**user" to "123456". If you want to add a new user here (e.g

If the user name is abcdef and the password is 123456), type "net user abcdef 123456 add", and then you can run the "net localgroup administrators abcdef add" command to promote the user to the administrators group and give the user super permissions.

4. Restart the computer, select Normal mode to run, and you can log in to the ** user with the changed password "123456".

I forgot the computer boot password, and if you don't use a USB flash drive or an external device, you can only change the hard disk, or transfer the hard disk to the secondary disk, and get a main hard disk.

I forgot the boot password, and I don't use the U disk as a PE system to enter, which is very troublesome.

That would have to be done to reinstall the system. I've had a similar problem before, and I was able to fix it with the installation cat.

In the absence of a USB drive, if you forget your password, you can make friends to modify it through the following methods. 1.Restart the computer, boot the elder brother and press the F8 key (press continuously) until the advanced options screen appears, select "Safe Mode of Command Prompt", and then press "Administrator" at the end of the running process to enter the command line mode.

3.Type in "Net User AA 123456 Add" and press Enter to force the password of the AA user to be changed to 123456. Restart your computer with your username and log in with 123456 new password.

What should I do if I forget the password of the USB flash drive1、Open the control panel -- enter BitLocker Disk Encryption2、Select the partition that enables encryption, click to turn off BitLocker3、Then you will be prompted to enter the unlock password,If you forget,You can click Forgot password,Then find the BitLocker recovery key text file saved when setting encryption,Open and copy and paste the BitLocker recovery key。 4. Click Finish, and the decryption progress will be prompted until it is completed and exited. 5. After the decryption is completed, the encrypted partition will be displayed normally from the original encryption icon.

The bitlocker encryption that comes with the system is very safe, but the encryption is a little slow, if you need to encrypt the data on the U disk, you can try the U disk super encryption 3000U disk or mobile hard disk encryption, not limited by the computer, can be used on any computer, with perfect mobility. It can also be used for file encryption and folder encryption on the computer's local hard disk.

I forgot the computer boot password and didn't use the U disk how to remove the hello tour infiltration pro,There are several ways to deal with this:1Press F12 to enter the BIOS when you boot up, find the security option in the menu, there is a boot password in the security option, and press enter to set your new password.

2.Press F8 on power, enter the safe mode, in the safe mode, select My Computer, right-click to select Properties, there is a security policy in the properties, find the user group, then find the administrator, and then change the password. 3.

Go buy a USB flash drive, search for a USB flash drive and sell the boot installer, make a USB flash drive boot disk, and then find the password to clear the computer boot in the USB flash drive. Of course, if the above three methods can't be done, if it really doesn't work, reinstall the system and never grind it! Hope it helps.

Reboot and press Control+Alt+Delete to enter the BIOS, some computers may be other buttons.

There are instructions when it is turned on.

Select the disc to enter the system.

Insert the installation disc.

Restart the computer and then wipe the disk according to the prompts to reinstall the system.

1. Insert the Windows 7 system disk into the computer, and set the computer to boot from the system disk.

2. Then reinstall the operating system according to the prompts of the system installer.

Hello, glad for your question.

If you forget the boot password, you can use a computer that can be turned on to make a PE tool with a USB flash drive. If you want to do it, there are above. The general PE tool is a tool with a clear boot password, which can be used to clear the boot password, so that there is no need to reinstall.

If you must reinstall it, you only need to prepare a system image on the basis of preparing a USB flash drive PE system. The PE system comes with a built-in image restoration tool, which can be used to reinstall and back up the system.

Hope mine can help you.

You can clear the boot password through the USB flash drive boot disk.

2.Connect the USB flash drive to the computer where you forgot your password, enter the PE operating system, and then open the password removal tool in the PE to clear the password.

Use a USB disk to install a PE, and then put a system inside, and then you can install the system through PE operation.

There are two kinds of passwords, one is the boot password set in the BIOS, which can only be reset by the motherboard discharge reset to clear the password. The other is the Windows password, which can be cleared by software when reinstalling the system.

First, the next system image is displayed.

Format the USB flash drive, and back up the data in the formatted USB flash drive first.

Then format the hard drive in PE partition.

Divide the four zones into the USB flash drive system.

If you forget the boot password, there is no need to reinstall the system, you can reset the boot password with a PE tool.

Use a USB flash drive to make a PE system, start the computer with a USB flash drive, and select Clear Windows password in the pop-up window, don't let the system start automatically, or install the operating system, so that we choose the option to clear Windows boot password, you can clear it.

First of all, you need to make a USB flash drive boot disk, then format the hard disk in the PE system, and then reinstall the system.

Prepare to reinstall the system.

Whatever you want!

I don't know what hardware, some hardware supports win7, maybe the hardware is new, there is no driver!