Chapter 6. Advanced configuration
This chapter provides information to help you further configure the computer:
Installing a new operating system
In some situations, you might need to install a new operating system. This topic provides instructions on how
to install a new operating system.
Installing the Windows 7 operating system
Before you start, print these instructions.
Attention: The process of installing a new operating system deletes all the data on your storage drive,
including the data that were stored in a hidden folder.
Notice for computer models preinstalled with the windows 10 operating system
The Windows 7 operating system can only be installed on selected computer models. Before installing the
Windows 7 operating system, contact Lenovo service to ensure that your computer model supports the
Windows 7 operating system.
To install the Windows 7 operating system, do the following:
1. Ensure that you set the security chip to TPM 1.2. For more information, see “Setting the security chip”
on page 45.
2. Copy all the subfolders and files at C:\SWTOOLS to a removable storage device.
• The supplement files for the Windows 7 operating system are at C:\SWTOOLS\OSFIXES.
• The device drivers are at C:\SWTOOLS\DRIVERS.
• The preinstalled programs are at C:\SWTOOLS\APPS.
3. Start the ThinkPad Setup program. See “Configuring ThinkPad Setup” on page 52.
4. Select Startup ➙ Boot to display the Boot Priority Order submenu.
5. Select the drive that contains the operating system installation program, for example, USB HDD. Then
press Esc.
6. Select Startup ➙ UEFI/Legacy Boot. Then do one of the following:
• To install the Windows 7 (32-bit) operating system, select Legacy Only or Both.
• To install the Windows 7 (64-bit) operating system in Legacy mode, select Legacy Only.
• To install the Windows 7 (64-bit) operating system in UEFI mode, select UEFI Only.
Note: For computers with a non-volatile memory (NVM) Express drive, you can install the Windows 7
operating system onto the drive only in UEFI mode. In this case, ensure that you always select UEFI
Only.
7. Press F10 to save the settings and exit the ThinkPad Setup program.
8. Connect an external DVD drive to the computer, insert the Windows 7 operating system installation DVD
into the drive, and then restart the computer.
Notes:
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