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How to Unpartition a Flash Drive

Updated April 17, 2017

The space on removable fash drives is typically divided into partitions. A user may need to erase all partitions on a Flash drive, along with the data they contain, to create a new set of partitions. You can delete all partitions on a drive using tools built into the Windows operating system.

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  1. Log into the computer as Administrator.

  2. Connect the flash drive to the computer.

  3. Click "Start," then "Control panel," "System and maintenance," then "Administrative tools." Double-click "Computer management." Go to "Storage" then to "Disk management." Select the flash drive. The Disk Management utility will display the state of the disk, with free regions and regions occupied by existing partitions.

  4. Right-click on each existing partition, then select "Delete Partition." Click "Yes" to confirm your choice. Repeat for all partitions on the flash drive. At the end of this process, the flash drive will have been completely unpartitioned.

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About the Author

Jonah Quant has been writing about computer science since 1990. He has contributed to international conferences and journals such as those of the Institute of Electrical and Electronics Engineers and the Association for Computing Machinery. Quant has a Ph.D. in computer science from the University of California.

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