You should note that the (EFS) Encrypted File System is not available in the Windows Home edition. ♦ You are using the version that does not support EFS In particular, the initial version of Windows 11 is most likely to be affected. One of the reasons for this problem is the Windows 11 update vulnerability. Why is encrypt folder greyed out?īefore we explore how to enable the EFS feature to protect your data, let’s find out what causes encrypt folder greyed out.

Read on to get more detailed information. If you are also suffering from the Windows 11 encrypt folder greyed out error while using your computer, then you definitely want to find out “why can’t I encrypt a folder” and how to enable this feature. Although there is no suggested solution for people who have already lost data due to the bug. To fix the bug, Microsoft released updated versions on August 9 to prevent further damage. The processors impacted include Intel’s 10th-gen “Ice Lake” and 11th-gen “Rocket Lake” processors plus AMD’s upcoming Zen 4 chips, otherwise known as the Ryzen 7000. This bug affects two rarely known features: either the AES XEX-based tweaked-codebook mode with ciphertext stealing (AES-XTS) or the AES with Galois/Counter Mode (GCM) (AES-GCM). Windows 11 encryption bug can cause data damage under certain specialized conditions, including writing data to encrypted drives using BitLocker.

Encrypt folder