'regback' is not recognized as an internal or external command, operable program or batch file.
While you are in the Recovery Environment, you are technically running as "System" or "Administrator," but drive mappings can get tricky. If you boot from a USB drive, your internal hard drive might not be Drive C. If the command says "Access Denied," you might be trying to overwrite files on the wrong partition, or the security descriptors on the backup files are preventing the copy.
The regback copy command ( copy * ..\* ) is failing primarily because in Windows 10 (version 1803 and later) and Windows 11 . In these versions, the RegBack folder still exists but typically contains files that are 0 KB in size, meaning there is no data to restore. Why the Copy Fails regback copy -.- .. not working
The most user-friendly way:
Even if you are on an older version of Windows (like Windows 7 or early Windows 10) where RegBack was active, you might still face "not working" errors for other reasons: 'regback' is not recognized as an internal or
If you are running Windows 10 (or Windows 11), the regback folder is almost guaranteed to be empty.
First, let’s define the terminology. In the Windows ecosystem: If the command says "Access Denied," you might
If the registry is too far gone and no restore points exist: Go to > Update & Security > Recovery . Select Reset this PC .