How to set the BIOS password for Lenovo SMB notebooks

The phenomenon of disability:

Many friends are not very familiar with the BIOS password settings, the following details the BIOS inside the password setup process.

Solution:

Important: If it is not necessary, do not recommend setting the password! Once forgotten, can only be sent to the Lenovo after-sales service network to assist the processing! Before setting the BIOS password, be sure to keep the password set in mind!

Currently, the SMB Type notebook BIOS interface is available in three forms, and the 8 series is previously the same as the consumer model BIOS, with the 8, 9 Series Windows 7 BIOS interface and the new model fully in the Windows 8 BIOS interface. In the latter two cases the BIOS interface just joins the UEFI feature, the password setting interface is the same.

First, the early models, such as:

Lenovo V350, V360, V370, V450, V460, V470, v470c, V550, v550a, V560, V570, v570c

B450, b450a, b450l, B460, b460c, b460e, b465c, B470, b470e, B475, B550, B560, B570, b570e, B575, b575e

Zhaoyang k23,k26,k27,k31,k33,k41a,k42a,k42g,k43,k43a,k43g,k46,k46a,k47a,k47g

e23,e41g,e420,e42a,e42g,e42l,e43,e43a,e43g,e43l,e45,e46,e46a,e46c,e46g,e46l,e47a,e47g,e47l

1. Enter BIOS: When you see Lenovo logo on boot, press F2 to enter BIOS, press---> arrow key to select the Security tab;

2. Set Password: "Supervisor Password is" appears as "clear" when the password is not set, "User Password is" appears as "clear";

Select "Set Supervisor Password" by ↑↓ Arrow key and press "enter" key to set the Supervisor Password password of the BIOS;

Enter the exact same password two times, and press ENTER to confirm. Note the case and numeric keypad status.

The password setting is successful when the following interface appears.

After the setup is complete, the "Supervisor Password is" status becomes "set", as shown in the following figure:

You can then choose to set the user password to the Set user Password option.

Note The user password you set does not match the supper password. When you start your computer, you can enter the user password or supervisor password to start. If you modify the user password or clear the password, you need to supervisor the password.

The following image shows that the password is set up after the interface,

Settings completed press F10 Save, the interface Select "YES", exit.

3. Change the password

If you modify the Supervisor password, select the "Set Supervisor Password" option, if you modify the user password, select the "Set User Password" option, then enter the old password and enter the new password two times. Press the ENTER key to determine.

4. Clear the Password

There are two ways to clear the USER password.

1. If you are currently using the Supervisor password to enter the BIOS, select Clear USER Password, and then press ENTER ' key to clear the password.

The password has been cleared and the User password status is displayed as "clear".

2. Change the user password to empty, which automatically clears the password. Select Set User Password and press ENTER to enter the user password in the interface, press 3 times to clear the password.

Set success

The password has been cleared and the User password status is displayed as "clear"

Clear Supervisor Password

Change the supervisor password to empty, which automatically clears the password. Select Set Supervisor Password, then press ENTER ' key, the interface input Supervisor password, press 3 times enter key to clear the password.

Note After the supervisor password is cleared, the user password is also cleared.

The hard drive password setup process is similar to the BIOS password setup process. Set HDD password is the setting of the hard drive password.

Similar to the BIOS password, the HDD password is divided into the master password and the user password. The user password can grant access to the hard disk data, and master can modify the purge password in addition to authorizing access to the data.

When the password is not set, the interface:

You can select the "Set Master Password" option and press ENTER to set the master password.

You can select the Set User Password option and press ENTER to set the master password.

Note These two passwords cannot be the same.

After the setup is complete, both the Master Password status and the User Password status are displayed as set, and the following two items become "Change Master Password" and "changed user Password", Can be used to modify the password.

When you change your password, you need to enter your old password and enter your new password. Similar to the BIOS password, the password is cleared when the new password is empty.

Second, the new model such as:

V4400,V4400U,V4400U touch,b40-30,b40-45,b40-70,b40-70 Touch, b4320,b4321,b4322,b4323,b4330,b4400,b4400s, b4400stouch,b4450s, b50-30,b50-30 touch,b50-45,b50-70,b5400

Zhaoyang k2450,k2450a,k4350a,k4450a, e4430g,e40-70,e4430ae10-30

Lenovo M30-70,m40-70,m4400,m4400s,m4400s Touch,m4450, M5400, and Lenovo V480,v480c,v480s,v490u,v580,v580c,b4301, b4302,b4303,b4305,b4306,b4307,b4308,b4309,b4310,b4311,b480,b490,b490s,b580,b590

Zhaoyang e49,e49a,e49al,e49g,e49l,k49a

Lenovo m490,m490s,m495, such as the BIOS for Windows 8 version, boot press F1 into the BIOS.

Note Using the system for Windows 8, Windows 8.1, you need to turn off the Quick Start feature before you can enter the BIOS.

Lenovo v480,v480c,v480s,v490u,v580,v580c,b4301,b4302,b4303,b4305,b4306,b4307,b4308,b4309,b4310,b4311,b480,b490, b490s,b580,b590

Zhaoyang e49,e49a,e49al,e49g,e49l,k49a

Lenovo m490,m490s,m495, ETC.,

If the BIOS is a version of Windows 7, the boot can press the button to restore keys, select BIOS setup to enter the BIOS.

BIOS Setup Instructions:

1. Turn on the F1 key to enter the BIOS and use the left and RIGHT arrow keys to select the Security menu item, as shown below:

2. Use the UP and DOWN ARROW keys to select the Password option, and hit enter, from the bottom of the red box mark, disabled indicates that the BIOS Super Administrator password is not currently set, such as enabled, indicates that the BIOS password is currently set.

3. To set the BIOS Super Administrator password, select the first line suppervisor Password, enter enter the same character as the password in Enter New Password and confirm New Password two lines (each line of password entry is completed, The Setup Confirmation window interface is displayed as follows:

4. In the Setup Confirmation window, by default Select Continue, direct enter confirmation, at this time the Super Administrator password is completed setting, that is, the password status is currently displayed as enabled, as shown below:

5. After creating the BIOS Super Administrator password, when the user enters the BIOS again, the user will be prompted to enter the password, the interface as shown below:

BIOS Super Administrator password removal method:

1. Power on the F1 key, if the BIOS password is set before, there will be a white lock icon in the upper left corner of the screen, followed by the cursor flashing, here Enter the BIOS password, you can enter the BIOS, use the left and right keyboard to select the Security menu item, as shown below:

2. Select the Password option, enter the following interface (the red box marked as enabled means that the BIOS Super Administrator password is currently set):

3. Select Supervisor Password Enter the following interface:

4. In the first line enter current password Enter the currently Super Admin password and return to the second line without any character input, continue to enter the third line, continue to enter, in the Popup Setup Confirmation window enter confirm, The Super Administrator password is emptied at this point.

BIOS Hard Drive Password setting method:

1. Under BIOS, select the Security menu item, select the Password option, and tap the ENTER key to enter the following screen:

2. Select the hard Disk1 password entry and enter the following interface (where the drive password setting has two options: if you select the following figure, Mark 1, you can set the normal user password separately, if you choose the following figure, Mark 2, you can set the normal user and administrator password):

How do I set the hard drive password for a normal user?

1. If you only want to set the hard disk Normal user password, select "User" Enter, enter the following interface;

2. Enter the new password in the first line "Enter new Password", and then enter the new password again in the second line "Confirm new Password", at which time the password is set to complete, jump back to the main setting interface, the following image marks "User", Indicates that the hard drive password is set only for normal users.

How to set the hard drive password and the hard drive administrator password at the same time?

1. In the hard disk password Settings selection interface, select "User+master" and enter the following prompt interface;

2. Directly hit enter, in the following interface as described above to fill in the password can be;

3. General user Password completion, enter the confirmation, enter the following interface;

4. Hit the ENTER key directly, continue to set the hard drive administrator password;

5. After completing the hard drive Administrator password, enter the following interface prompt;

6. Hit the ENTER key directly, then go back to the password settings main interface, you can see the password setting status of "User+master", set to complete.

BIOS hard Drive Password removal method:

The first thing you need to do is to determine whether the user or User+master password was set by the following interface:

Only the removal method of the hard disk user password is set:

1. If only the user password is set, select Hard Disk Password, and tap enter keyboard to enter the following interface;

2. In the first line enter the current password entered the Set password, enter to jump to the second line, do not enter any characters, direct enter to jump to the third line, do not enter any characters, again enter, enter the confirmation interface, again enter, this is the completion of the hard drive password removal.

Set the User+master password for the hard drive:

1. If the user+master password is set, select Hard Disk Password and tap enter keyboard to enter the following interface;

2. Select the "Master HDP" option to enter the following interface; (the user password cannot be cleared separately, only by removing the Master password)

3. In the first line enter the current password entered the Set password, enter to jump to the second line, do not enter any characters, directly enter to jump to the third line, do not enter any characters, again enter, enter the confirmation interface;

4. Enter again to complete the hard drive password removal.

Note:

Models involved: V350, V360, V370, V450, V460, V470, v470c, V550, v550a, V560, V570, v570c

B450, b450a, b450l, B460, b460c, b460e, b465c, B470, b470e, B475, B550, B560, B570, b570e, B575, b575e

K23, K26, K27, K31, K33, k41a, k42a, k42g, K43, k43a, k43g, K46, k46a, k47a, k47g

E23, e41g, E420, e42a, e42g, e42l, E43, e43a, e43g, e43l, E45, E46, e46a, e46c, e46g, e46l, e47a, e47g, e47l

V480, v480c, v480s, v490u, V580, v580c, B4301, B4302, B4303, B4305, B4306, B4307, B4308, B4309, B4310, B4311, B480, B490, b490s, B580, B590

E49, e49a, E49al, e49g, e49l, k49a

Lenovo M490, m490s, M495, V4400, v4400u, v4400u Touch,

B40-30, b40-45, b40-70, B40-70touch, B4320, B4321, B4322, B4323, B4330, B4400, b4400s, B4400stouch, b4450s,

b50-30, b50-30 Touch, b50-45, b50-70, B5400, K2450, k2450a, k4350a, k4450a, e4430g, e40-70, e4430a, e10-30, m30-70, m40-70, M4400, m4400s, m4400s Touch, M4450, M5400