DVR System: how to install and format the hard drive? jeremy May 04, 2018 18:40 Updated Follow 1. how to install hard drive 2. hard disk format Related articles What kind of hard drive can be used with our DVR? How to upgrade DVR System? Motion Detection for DVR System How to connect Analog Camera system How to setup ZOSI VIEW PC Client? Comments 0 comments Please sign in to leave a comment.