by Tina Gasperson

Q: I’d like to upgrade my older laptop’s hard drive from 30GB to 160GB or 250GB. Several companies claim 100 percent compatibility but the specs don’t seem to be compatible. How can I make sure I’m buying the right hard drive? — Mary

The safest route to finding a compatible hard drive to upgrade your laptop is to go to the manufacturer. Turn your laptop upside down and look for the manufacturer name and the model number and write them down. Now, go directly to the official Web site and search for replacement parts for your laptop model. By purchasing your new hard drive from the manufacturer, you can be sure that your upgrade will go as smoothly as possible.
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