Lenovo 20CD0033US manual Advanced configuration, Installing the Windows 8.1 operating system

Chapter 7. Advanced configuration

While it is important to protect files, data, and settings that are on the hard disk drive or solid-state drive, you also might need to install a new operating system, install new device drivers, update your system UEFI BIOS, or recover preinstalled software. This information will help you handle your computer with proper care and keep it in top working shape.

•“Installing the Windows 8.1 operating system” on page 63

•“Installing device drivers” on page 64

•“Using the ThinkPad Setup program” on page 64

•“Using system management” on page 73

Installing the Windows 8.1 operating system

In some situations, you might need to install a new operating system. This topic provides instructions on how to install a Windows 8.1 operating system.

Before you start, print these instructions.

Attention:

•The process of installing a new operating system deletes all the data on your hard disk drive or solid-state drive, including the data that were stored in a hidden folder.

•If your computer is equipped with both a hard disk drive and an M.2 solid-state drive, do not use the M.2 solid-state drive as a bootable device. The M.2 solid-state drive is used for “cache” function and to support the Intel Rapid Start Technology.

To install the Windows 8.1 operating system, do the following:

1.Start the ThinkPad Setup program. See “Using the ThinkPad Setup program” on page 64.

2.Select Startup ➙ Boot to display the Boot Priority Order submenu.

3.Select the drive that contains the Windows 8.1 operating system installation program, for example

USB HDD.

4.Press the F10 key to exit the ThinkPad Setup program.

5.Connect the drive that contains the Windows 8.1 operating system installation program to the computer, and restart the computer.

6.Install the Windows 8.1 fix modules. Go to the Microsoft Knowledge Base home page at http://support.microsoft.com/. Type the number of the fix module in the search field, then click Search.

7.Install the registry patches. To download and install the registry patches, go to the Lenovo Support Web site at:

http://www.lenovo.com/support

8.Install the device drivers. See “Installing device drivers” on page 64.

Note: After installing the operating system, do not change the initial UEFI/Legacy Boot setting in the ThinkPad Setup program. Otherwise, the operating system will not start correctly.

When you install the Windows 8.1 operating system, you might need one of the following country or region codes:

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