Introduction
This manual provides a step by step guide to replacing the battery of a Toshiba C55D laptop.This is a fairly simple task and does not require a lot of time. The battery needs to be removed in order to disassemble other parts of the laptop as well as installing a new battery.
Tools
Parts
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            Turn the laptop upside down so the battery faces upwards. 
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            Using the Philips screwdriver, unscrew the two, 7 mm Phillips screws that secure the battery. 
 
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            Place both your thumbs on the outside edges of the battery that meet the device. 
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            Push the battery out and away from the laptop. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.