User must be an admin on the client machine to enforce the policy. : Password policy is also an admin configuration on the server, and enforced on the client.
If the device is domain joined, you may also search (then fix) expired/revoked certificate in the “Default Domain Policy”, that can prevent encryption on the client. There is an existing Work Folders folder, and the folder is encrypted by other keys. If the folder is on a USB drive, and the drive is not supporting encryption. If the folder handle is opened, encryption will fail. If the encryption fails, user will see the failure, and ask to use a different path. : If the admin requires the files to be encrypted on the client, Work Folders will try to encrypt the folder created. When user setup Work Folders using Control panel app, any issues encountered will be shown in the UI. This blog post shares the most common problems customers have reported, and some troubleshooting techniques on Windows devices.
Although most issues are discovered by users, it could be root caused on the server, the client or the network. Work Folders syncs files between client and server. First published on TECHNET on Jan 06, 2016