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How to Fix External Hard Drive not Formatted Error

External hard dive not formatted error case

"Recently, I ran into a problem accessing my Seagate 160 GB External Hard Drive. Every time when I turn it on, Windows says my external hard drive is not formatted and asks me if I want to format it. It's really annoying! How can I fix this problem without losing my data?"

This question is frequently asked by many people in the forum and here I really cannot control myself to post some ways to fix external hard drive not formatted error. Hope it is helpful!

Why external hard dive not formatted error pops out

Before discussing how to solve external hard drive not formatted error, let's talk about why this problem pops up. Here is the explanation: Every floppy and hard disk needs to be formatted to prepare the media for use with a particular file system. In this case, this error usually happens when your disk hasn't been prepared for use with your OS or it has been damaged and the data can no longer be read.

Guide to fix external hard dive not formatted error

When encountered this error, first you can try to plug it into a different USB port or plug it into another computer. Sometimes it works. Otherwise, you can try EaseUS Data Recovery Wizard Professional to copy your data to computer and then format the drive. It is the easiest and fastest solution.

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Step 1. Connect the inaccessible external hard drive to PC

Connect your inaccessible external hard drive to the computer.

Launch EaseUS Data Recovery Wizard Professional and choose "Complete Recovery".

Choose recovery mode to copy data from inaccessible hard drive

Step 2. Scan the inaccessible hard drive to find all data

Select the file types you want to export and click "Next" to continue.

Select the inaccessible hard drive and click "Next" to scan the selected drive to find all the data.

Scan the inaccessible hard drive to find all the data

Step 3. Preview and copy data from inaccessible hard drive

Preview all the listed files one by one on the right side of the window.

Select out the files you want and click "Recover" button to copy them once.

Specify a folder on the computer to save all the exported data.

Preview and copy data from inaccessible hard drive with one click

NOTE: You can use "Find file by name" or "Search files" option to filter your search by file name, type, date and size. It can help you find your target files in the shortest time.

Follow the above guide step by step, you can backup all your data on the inaccessible drive. Then you can format it without the risk of losing your important data. By the way, the guide can be also applied to find and retrieve formatted data. There is another tutorial shows how to recover data from formatted memory card.

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