However, when browsing the internet, we found that many users are troubled by one thing: cloned hard drive won't boot. For instance, you want to upgrade HDD to SSD for better performance you need to clone hard drive to a larger one to save more files you have got multiple computers with the same configurations to install, you just want to make a disk backup, etc. There are times that you may need to clone a hard drive. Use Reliable Hard Drive Cloning Software.