Forum Discussion
EFS Certificate Lost After Format – Files Cannot Be Decrypted
Windows installation. I formatted Windows and copied the encrypted files to an external hard drive before formatting. After reinstalling Windows and signing in with the same Microsoft account ...
EFS is a built-in Windows feature that allows you to encrypt files and folders on your system. When you encrypt files, Windows generates a unique encryption certificate for each user account. This certificate is stored on your computer and is used to decrypt the encrypted files.