The BIOS is used to access the settings of your hardware devices. IBM, your computer manufacturer, may provide updates to BIOS of your ThinkPad 600E 26458AU to fix compatibility issues and improve caching functions. among many other reasons. If your laptop battery is malfunctioning or if you are using the laptop battery for other purposes, you can update your ThinkPad 600E 26458AU BIOS even with just the power adapter connected to the power outlet. It is important that you follow the correct steps to update your BIOS, as installing updates that are not meant for your ThinkPad laptop will render the computer unbootable.
Instructions
1. Ensure that the laptop is turned off. Turn the laptop upside down and remove the battery latch. Take the battery from its compartment.
2. Plug one end of the AC adapter into the power port of the laptop and the other end into a power outlet. Press the power button to turn the computer on.
3. Click "Start" and then type "msinfo32" in the search box provided. Click "System Summary" and then take note of the BIOS version that is listed.
4. Check the IBM website to find out if there are compatible BIOS updates available for your ThinkPad 600E 26458AU that are newer than your current BIOS version.
5. Download the BIOS updates from your manufacturer's website and run the EXE file to install the updates to your computer. Reboot.
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