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Whenever we watch movies or TV shows, we always encounter unexpected music. In this case, it's a good idea to extract the audio tracks and save them as a single audio file for different purposes. However, how can we remove them from the video effectively and with high quality? This article covers four methods to extract audio from original video for your reference. Not only that, you will also learn how to convert audio to more audio formats. Let's get down to business. 1 Use WonderFox HD Video Converter Factory Pro The first thing I want to mention is my most recommended method – use WonderFox HD Video Converter Factory Pro to extract your favorite audio from video without any quality loss. At the same time, it also has fast processing speed, so you can save the extracted audio to Android or Apple devices. Step 1 Import video files If you want to extract audio from a video on your local hard drive, please import the video file from add files by d...

Windows users are often told to defragment the drive to speed up their PC. That was once the case, but is it still the case today? Do you still need to defragment the hard drive? Is your PC running faster? Is defrag dead? The answer to the question in the title depends on the type of drive in your computer. Solid State Disks (SSDs) are becoming increasingly popular and do not need to be defragmented. In fact, defragmentation is even bad for them. The reason for this is that they are only good for a certain number of writes. A defragmenter will produce many writes when running, and the drive will reach its end of life sooner. An SSD has no physically moving parts and therefore retrieving data from widely separated areas of storage is just as fast as retrieving data from neighboring parts. Consequently, defragmenting an SSD has no benefit. Do not do it! Any decent defragmenter should detect the presence of an SSD and still not defragment it. Why you should defrag your hard ...