Windows 7 password forgot solution

Because you can't use Windows account to enter Windows 7, the auxiliary tools are relatively large, you can't get back to the xp era pe one-click delete password, but you can use the Windows 7 system account to run the cmd command to force the account to be modified. Password!
Because you can't use the administrator account to enter Windows 7, the auxiliary tools are relatively large, and you can't return the pe key to delete the password in the xp era, but you can use the Windows 7 system account to run the cmd command to force the account password to be modified! Take xp+Windows 7 as an example (you can also enter pe without installing dual systems).
First Step:
Because cmd is in the system directory, file changes must first obtain file ownership. Open “D:\\windows\\system32” (assuming Windows 7 is installed on the D drive), right click on “arrator.exe” select “permission”——advanced——owner, will be under current xp The administrator account is set to the owner (if there is no current account in the list, click “other accounts”, manually enter the current account name). Click the "OK" button to return to the Permission Settings window, click “Add”, add the current administrator account to the list, and set the account read permission for this file to "full control".
Second Step:
Operation Same as above, set the current account to "ldd;exe" privilege is completely controlled, then rename "narrator.exe" to "narrator1.exe", “cmd. Exe” renamed to “narrator.exe”.
Step 3:
(If you log in as the administrator account, you don't need this step) Restart Windows 7 and click the “Easy Access” button in the lower right corner of the login screen. Select “ start Narrator & rdquo;, this time is the cmd window (is opened by system, naturally have administrator privileges ~), enter the following command in cmd to open the administrator account, restart to use administrator :
net user administrator /active:yes (interpretation: forcibly open the administrator account)
net user administrator 123456/add (interpretation: forcibly change the user administrator password to 123456)
Step 4:
Since the administrator account cannot be used, create a nickname, and the same permissions as it will not work; restart Windows 7 and click the “Easy Access” button in the lower right corner of the login screen to check in the window that opens. “Start Narrator", start the cmd window, type:
net user admin 123 /add Enter;
net localgroup administrators admin /add Enter;
Step 5: Br> Restart, you can enter the admin account.