Guide: MP3 to FLAC
This guide will show you the basic steps on how to convert MP3 to FLAC with FLAV Audio Converter:
Step1- First, you should download the FLAV Audio Converter ,and double click the exe file, then follow the Setup Wizard.
Once you finished setup, you could see the main interface:

Step2-Load the MP3 audio files you want to convert
Click "Add" button on the left top of the main window of the converter to select file you would like to convert

click "open" ,.the file will appear on the main interface

also, you can drag the MP3 audio file to the main interface and drop it, the audio file(s) will be added automatically.

Step 3 Prepare for the conversion
Choose a proper profile from the pull-down menu of "profile" that can complete the conversion of MP3 to FLAC, and at the same time, you can choose audio quality grade from the pull-down menu of "audio quality", also you can choose the proper output path with the help of "Destination".

Step 4 start converting
Click "start" button on the Bottom-Right of the main interface,and the conversion program of MP3 to FLAC starts.

Step 5 - Find your converted file
After converting, you can open the output folder to check the converted files. If you don't change the output folder, the converted file can be found in the same folder as your original video.
About MP3 to FLAC converter:
MP3 (MPEG-1 Audio Layer-3) is a digital audio codec using a form of lossy data compression. The distinctive advantage MP3 outperforms others is that it can process codec by significant compression from the original audio source with very little loss in quality. To get certain compression, we should adjust the bit rates. The higher the bit rate is, the better sound quality we will obtain.
FLAC (Free Lossless Audio Codec) stands out as the fastest and most widely supported lossless audio codec, and ability to stream even on modest hardware. The only real defect of FLAC file is that the compression ratio is not very steep, so files will be somewhat larger.
FLAV Audio Converter is a fast and easy-to-use audio converting utility that can complete the conversion of MP3 to FLAC in order to satisfy your requirements. The program also can convert between the most popular audio formats, including MP3, WAV, OGG, and more.
Some details before converting:
- Turn off the screen saver in order to make the conversion faster.
- Close any program running in the background, especially when you use a slower computer.
- Before the conversion, you had better reboot the computer and get the best condition.