How to Defrag a Computer

Defrag your computer's hard drive weekly to prevent errors and keep your system running in tip-top shape.


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You Will Need

  • A Windows PC


  1. Step 1

    Find My Computer

    Click on the Start button and then on My Computer.

  2. Step 2

    Navigate to C: drive properties

    Right-click on the icon labeled Local Disk (C:) and select Properties.

  3. Step 3

    Select the defragmenter

    Select the Tools tab from the Properties menu and click on the Defragment Now button.

  4. Alternatively, click the Start button, and then navigate through All Programs, Accessories and System Tools to get to Disk Defragmenter.

  5. Step 4

    Analyze fragmentation

    Click the Analyze button in the Disk Defragmenter window to analyze the extent of fragmentation. Decide whether to continue with defragmentation based on the computer’s recommendation.

  6. Step 5

    Start defragmentation

    Click on the Defragment button if you wish to continue and patiently wait for the operation to complete.

  7. Perform this operation when you are not using your computer – it can take several hours.

  8. Step 6

    Restart your computer

    Restart your computer after the operation has completed and enjoy a bit more speed when accessing your files.

  9. Did you know? IBM invented the first magnetic hard drive in 1956. It consisted of 50 21-inch disks and had a capacity of just five megabytes.