I recommend that you just attempt the subsequent technique.
1. Right-click on the drive. select Properties.
2. Click the security tab.
3. Click the button Advanced.
4. Click the button Edit.
5. Double-click on one permission entry.
6. provides it full control right, and check the box “Apply these permissions to things and/or containers within this container only”.
To fix this, you'll follow these steps:
1. Click begin , click All programs , and click on Accessories .
2. Right-click command prompt and click on Run as administrator .
3. In Administrator: command prompt window,
4. Type takeown /F (external drive letter) and press Enter.
5. Type CACLS (external drive letter) /G Administrator:F and press Enter.
Note: Administrator will be change to your local user account with the administrator permission
7. Restart the pc and check the issue.