TRUSTED EXPERTS
ANY DEVICE
External Hard Drive Shows 0 Bytes Used — Is Data Gone?
Quick Answer
No. When an external hard drive shows 0 bytes used, the data is usually not deleted.
This condition is most often caused by logical file system corruption, not actual data loss.
Common Symptoms
Drive shows the correct total capacity
Used space displays as 0 bytes
System prompts you to format the drive
What NOT to Do
Never format the drive, even if prompted
Do not run CHKDSK or disk repair utilities
These actions can overwrite file system structures and significantly reduce recovery success.
Recovery Method
File system reconstruction
Raw sector-by-sector data extraction
Typical Success Rate
85–95%, when no overwrite has occurred.
When DIY Makes It Worse
Formatting or running repair tools can convert a simple logical recovery into a far more complex and expensive raw recovery — or make files permanently unrecoverable.
Next Step
Stop using the drive immediately and request a free professional evaluation before any changes are made.
Written by a data recovery engineer at 24 Hour Data.
We specialize in external hard drive, logical data recovery, RAID, SSD, and smartphone data recovery using controlled lab environments and advanced forensic tools.
Free evaluations available.
Swift Recovery for all types of data storage
24 Hour Data provides swift recovery operations for all types of data storage media including:
SUCCESSFUL DATA RECOVERY OR NO CHARGE!
(not always applicable)
Our customers store all types of data on these advanced drives, and we have successfully performed data retrieval for individuals, small businesses and Fortune 500 companies. If, for any reason, we cannot retrieve the data from your device, there's no charge for our service (not always applicable).
Our Happy Customers
WOW... fantastic customer experience! Submitted a totally dead 1TB drive for recovery yesterday now its fully recovered before noon the next day! Exceptional customer service, and impeccable reputation. Thank you 24 Hour Data, ever so much for getting my valuable data recovered and back to me. Very reasonable rates. My hat goes off to the BEST data recovery service in Dallas or in the country for that matter! You will not be disappointed using their services....
Mark Davis
Bear Technologies