Giới Thiệu · picKeyGuard
picKeyGuard is KeyGuard replacement tool to display custom �¾ screen or full screen JPG picture when the KeyGuard is active. PicKeyGuard can be configured to show the current date and time on the screen with different font and color.picKeyGuard allows you to set a picture folder on the SD card. picKeyGuard will randomly select a picture to shown whenever the KeyGuard is active.