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5 Fixes for "The Device Is Not Ready" Error


Have you met the problem of cannot open the hard drive due to the "The Device Is Not Ready" error? From here, you can quick fix such issue and recover lost data from inaccessible hard drive with Bitwar Data Recovery software.

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"The device is not ready" error

The message "The Device Is Not Ready" often occurs when people want to access data in an external data storage device. Here are the main characters of this error message.
  • The device shows 0 bytes.
  • The device is inaccessible, or the device is not ready.
Also, here are the reasons for the "Device is not ready" error:
  • The storage device is not connected well or incompatible with your computer.
  • The storage device is damaged.

Recover data from inaccessible hard drive

When a hard drive shows the "device is not ready" error message, you should download the Bitwar Data Recovery software immediately. The software is effective and powerful that supports various devices and can retrieve data quickly.
Step1. Download the Bitwar Data Recovery by clicking the button and install the program on your PC.  
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Step2. Select the device or drive where you want to restore the lost data
Step 3. Select "External Hard Drive" mode and choose the recovering file types. Then click the "Scan" button. 
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Step 4. Scan and preview the data; you can preview the data by double-clicking it during or after the scanning process. Then hit the "Recover" button and save the data into a different device or partition.
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5 ways to fix the "The device is not ready" error

Fix 1: Check the drive connection

The first thing that needs to do is to check whether the probem is caused by loose connections or damaged computer USB ports. You can follow the steps below:
Step 1: Disconnect the storage device and then insert it into the PC through the same USB ports. If you find that "the device is not ready" error disappears, it means that the problem is not your embedded device. However, if the error still exists, go to the next step.
Step 2: Unplug the device and then plug it into the PC through a different USB port. If this device can be accessed, it means the damaged USB port causes the issue.
Step 3: Connect your hard drive to another device to check whether the error is due to the computer or operating system.

Fix 2: Uninstall and reinstall the device driver

The second solution is to try to uninstall and reinstall the device driver.
  • Right-click This PC, type "device manager" in the search box and open it.
  • Check whether the device is ready.
  • Double-click the device, then select the "Uninstall" and unplug the device.
The device is not ready

  • Restart the PC to check whether the problem has been solved.

Fix 3. Utilize Disk Management

Case 1. The drive is not initialized
1. Press "Win+R."
2. Type "diskmgmt.msc" and press Enter.
The device is not ready
3. Right-click on the name portion.
4. Select "Initialize Disk" from the context menu.
The device is not ready

Case 2. Drive shows unallocated
1. Create a new partition.
Double-click the "unallocated space," choose the "New Simple Volume."
The device is not ready
2. Retrieve lost data from the unallocated space first.
You can apply the Bitwar Data Recovery software to get back your precious data.

Fix 4: Format the RAW drive to NTFS/FAT32.

1. Open "This PC/Computer."
2. Right-click"RAW partition" by choosing "Format."
3. Select the "File System" and rename it
4. Click "Start" and then "OK."

Tip: Format will erase the original data on the hard drive. Thus, we recommend you to restore all data before formatting.

Fix 5. Replace the drive

If all the solutions above don't work, your drive may be damaged severely. You'd better replace the old drive with a new one.


You can try the methods above one by one and find one that can help you to solve this issue. We hope these solutions can help you fix "the device is not ready" error. If you suffer from data loss during the fixing process, you can apply the Bitwar Data Recovery to get them back.
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