In daily operation, we often need to enter a variety of passwords. For example, when booting, you must enter your password first. If you forget these passwords, you may not use the machine, can't open the file. Can't chat .... Maybe it will also cause a lot of losses! Let's introduce the crack method of commonly used passwords in computer operations. I hope to solve your urgent needs! First, if you have forgotten the SYSTEM password in CMOS settings, you can't start the machine. The solution can only be: Turn on the chassis, remove the battery, positive and short, to the CMOS discharge, clear all the contents in the CMOS (of course, the password is included), and then reboot. Set. Note: Some motherboards set the CMOS password to clear the jumper. Please refer to the board manual to short the jumper, which can also clear the CMOS password. Second, I forgot the SETUP password forgot the password, and cannot be set up. If you can use a computer, but you can't enter the CMOS settings. You can solve this: Start Debug in the DOS state, then enter the following command manual clear setup password: _ o 70 16 _ o 71 16 _ q You can also use CMOS password crack software To display the CMOS password, there are many software, such as CMOSPWD (click Download), which supports Acer, AMI, Award, Compaq, Dell, IBM, Packard Bell, Phoenix, Zenith Ami, etc. Start Under DOS The program, the CMOS password will be displayed. Third, I forgot the Windows login password WinME / 98 countermeasures: Press the F8 button after power on, then delete the * .pwl password file in the Windows installation directory, and all personal information files in the Profiles subdirectory, restart Windows The system will pop up a password setting box that does not contain any username. There is no need to enter anything, click "OK", and the login password is deleted. In addition, the UserProfiles under the registry database HKE_LOCAL_MACHINE, NETWORK, LOGON branch is changed to "0", and then restarted Windows can also achieve the same purpose. WinXP / 2000 Countermeasures: Delete the SAM file under System Install Directory / System32 / Config, restart, at this time, the administrator administrator account has no password, use the Administrator account to log in, do not enter any password, enter the system, then reset it Log in the account password. Fourth, I forgot the Windows screen saver password solution: Press the F8 button after power on, select the security mode to start, enter Windows, right-click on the blank space, select "Properties" / screen protection, cancel "password protection from the pop-up shortcut menu " 5. I forgotting the Windows Power Management Password Windows power management function can also set a password. After the function is enabled, the password is required when the system returns from the energy-saving state. If you have forgotten the password, you can use the method of cracking the Windows login password to crack. Six, I forgot Microsoft Office Password Solution: Use software that crack Office series document password, such as AOPR (download URL http://www.elcomsoft.com/), the software can be simultaneously on Microsoft Office Series The password generated by software generated by Word, Excel and Access is cracked, and the password of the Word's * .dot template file can also be searched. Seven, forgotten WinZip compression package password solution: Use software uzpc (Ultra Zip Password Cracker, click Download) to find the lost password.