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List of Contents of this article:

• 1, Lenovo Xiaoxin disk has written protection and can't install the system?
• 2, How to install Lenovo hard disk protection system
• 3 、 How to cancel the hard disk self-protection system for Lenovo laptop?
• 4, How to uninstall the Lenovo hard disk protection system

Lenovo Xiaoxin disk has written protection and can't install the system?

Enter the BIOS to see if there is something like a hard disk wizard. I remember that the dual-sensitive motherboard used to have such a hard disk protection function, which can be turned off at any time. In addition, it is possible that Lenovo has installed some software to protect some of its own interests.

The third, this method is more troublesome, but it is also the most effective way, which is to modify the IO.SYS system file on the boot disk with UltraEdit, search for the "55AAH" string, and modify the value before the string (any value is OK).

The method is as follows: right-click on the hard disk write-protected partition to open the [Properties] window. Select the [Security] tab, click the Administrators group in the [Group or Username] area, click [Advanced], and open the [Advanced Security Settings] window.

Find a computer that can access the Internet and a USB flash drive. First, download the original win7 CD-ROM iso file and ultraiso software of msdn, open the downloaded iso file with ultraiso, click start, write to the hard disk image, select the USB flash drive, and after the writing is completed, this USB flash drive It can be used to guide the machine to install the system.

First, make the USB disk boot disk, and then copy the downloaded Lenovo win7 system iso file directly to the USB disk GHO directory, as shown in the figure below, and then proceed to the next step.

How to install Lenovo hard disk protection system

1. Put Lenovo hard disk protection system EDU 0 CD-ROM, restart the computer, press F12, and choose to start from the optical drive.

2. After restarting, the system will automatically perform a bunch of operations without intervention. Just wait for the completion. The picture is as follows.After the system restarts automatically, you can see that a DOS is installed by default, and the upgrade is completed. Restart, press F4, and you can enter the Lenovo hard disk protection system, which is a great achievement.

3. First, plug in the USB flash drive, enter PE, and select item 10 to enter the boot. Then in the new page that opens, select 17 items to enter. Select item 2 here, and you can see the actual capacity of the USB flash drive to determine. Here is 28gb. Then select 3 to find the location of your installation package, which is placed in the gho folder.

4. If it still doesn't work, try to boot the USB flash drive or CD-ROM into PE, preformat the system disk under PE, and then start the hard disk installer to install (if the local hard disk is not recognized or the disk character is confused under PE, you need to restart first and enter the BIOS to change the working mode of the hard disk from AHCI or SATA to IDE or Com..., and then enter PE to identify it.

5. First, make a USB boot disk, and then copy the downloaded Lenovo win7 system iso file directly to the USB disk GHO directory, as shown in the figure below, and then enter the next step.

6. After the computer starts up, the installation interface of the Lenovo hard disk protection system will appear: Next installation: After confirmation, the Lenovo hard disk protection system will be turned off, and the installation interface will appear again when the computer is turned on again.

How to cancel the hard disk self-protection system for Lenovo laptop?

The hard disk protection system cannot be turned off. If there is no important data on the computer, you can uninstall the Lenovo hard disk protection system, or you can press the "Ctrl+O" key to enter the open mode when booting.You need to enter the administrator password to uninstall the hard disk protection or enter the open mode.

First, open the computer and click "Run" in the start menu bar in the lower left corner of the computer desktop. Then click to enter "cmd" in the pop-up window, and enter to confirm.

First of all, try to restart the computer. Sometimes the problem can be solved by a simple restart. If there is still a problem after restarting, you can try to enter the BIOS setting interface of the Lenovo computer. In the BIOS setting interface, find the options related to the hard disk protection system and make sure it is enabled.

Confirm whether the Lenovo hard disk protection system driver has been installed correctly. You can download the latest driver on Lenovo's official website and follow the instructions to install it. Check whether the hard disk protection system has started correctly.

You can use the software "Hard Disk Protection Kakstar" to cancel the Lenovo hard disk protection system. The specific steps are as follows: download the software. Open the software and select the hard disk. Choose to crack the protection card only. In this way, the Lenovo hard disk protection system has been canceled.

How to uninstall Lenovo hard disk protection system

If you are not familiar with computer hardware, generally use PE for low-level operation. If you are familiar with the hardware, you can remove the hard disk, hang it on other normally used computers, and format it with special low-level software.

Download a "Hard Disk Protection Kex Star" on the Internet. This software is not big, only more than 50 KB; open the software, select "Only crack hard disk protection", and then click "OK" to restart the computer.

If you have installed it, you can see the interface of hard disk protection when you start it, that is, select the interface to enter the system. If you don't see it, it may be hidden. Press the Home button to enter the administrator menu, and select "Uninstall" to uninstall.

First, open the computer and click "Run" in the start menu bar in the lower left corner of the computer desktop. Then click to enter "cmd" in the pop-up window, and enter to confirm.

First enter the XP operating system on the hard disk, and then use the optical drive to insert the disc. At this time, the CD autorun will be run. When the selection interface appears, select WINPE to install it to the hard disk, and install it according to the prompts. It can be installed on the C disk.