Are getting Lacie external hard drive clicking sound? Well, then have patience. As you have reached to the right place now. The problem generally indicates that drive is experiencing physical failure. So, be cautious and immediately backup all your saved files to any other external hard drives or USB, otherwise be ready to face the misfortune of data loss. Generally, Lacie external hard drive clicking sound come when there is some problem with the disk plate head or presence of bad sector due to improper partition or formatting. Hence, it is always advised to partition your system hard drive with proper care to avoid such catastrophic situation. Apart from that, the problem of Lacie external hard drive clicking also takes place if there is a problem with power supply or bad hardware connecting bus. Therefore, the first step toward the recovery of Lacie hard drives is to check whether your system is getting an adequate amount of power supply or not. For this, connect your CPU directly in power outlet. However, if the Lacie external hard drive clicking sound still appears then it is advised to consult your nearest hardware repairing center.