How to Encrypt and Decrypt a File. Encrypting files on your computer helps to secure your data from unauthorized access. Microsoft Windows features the native ability to encrypt files and folders ...

Do you have encrypted files that don't appear in search results? In this guide, we'll show you how to fix this problem on Windows 10.

If you get Access is denied message when opening encrypted files, you may need to first export the Encrypting File System (EFS) certificate and key.

Add Encrypted Files to Search Index! Index Encrypted files on Windows 11/10 using Indexing Options, Registry Editor or Group Policy Editor.