try hide or locked a file in your smartphone 1. Hide media such as photos, videos, music, etc. with a security folder 2. Hide specific files with a security folder by browsing files 3. Security authentication when executing the security folder (password, PIN, pattern, fingerprint) 4. add App lock function 5. Securefolder file backup and restore (encryption) ==Use the device admin settings.== ===Accessibility Service API usage notice=== “Secure Folder” uses the Accessibility Service API as a way to monitor interaction between the user and the terminal on which “Secure Folder” is installed for the functions specified in the items below. - Restrict the execution of apps that are locked by user settings: If the currently running app is a locked app by app settings, use of the app is stopped. Secure Folder does not collect any information other than the information for the purpose of the above functions using the Accessibility Service API.