At a clinic visit, your PD nurse will flush your catheter with fluid to see how well it drains. Get a safe storage media to keep all recovered files. When you boot up from the CD, a text-based menu will be displayed, and you will be able to select the tool you want to run. Please Insert Disk into Removable Disk The file system keeps asking you to format the disk Pen drive device gets virus-infected and corrupted The present drive file system is not compatible Pen drive shows blank, 0 bytes or "folder is empty" The USB drive is not recognized or data not reading.