You'll need to match the filename formatting placeholders to match your files for MP3tag to use them. This keeps you from having to enter some information by hand if you can't import it and it's already in the filename.
If your music are missing after editing, just find the file you edited and delete it.
The phone's media scanner will crash when scan a corrupt file and part or all of your music will not show up in system music player any more. #WARNINGSamsung phones have a problem with corrupt ID3 tags. It will resolve all problems you are complaining. We are trying to provide a solution for this, but for now you can just move your music files to your internal storage. It has gained around 1000000 installs so. That's Google changing the rules in Android, not us. Hit the Toolbox section, locate and click the Media Metadata Editor on the list that will show. Automatic Tag Editor is an Android Music & Audio app developed by fillobotto and published on the Google play store. #Android KitKatIf you are using Android 4.4.2, you may find out that the app can't operate your files on your SD card anymore. #Notice1.WAV file doesn't support standard ID3 tags, not everything will work on WAV files.2.If you are using version 1.9.10, please update.It has problem under 2.1 and below.3.This editor uses ID3v23 format for saving.4.If you find any bug, feel free to send us feedback, you can also send me the problem file using send in long press menu.