External Hard Drive Not Accessible Access Denied Today

The problem often arises when you move a drive from one computer to another. While the drive letter (E:, F:, etc.) might stay the same, your User ID on the new computer is technically different from the User ID on the old computer. Even if your username is "John" on both machines, the underlying security ID numbers don't match.

How to Fix "External Hard Drive Not Accessible: Access Denied" external hard drive not accessible access denied