However, some users have reported that they are unable to import audio files like MP3, MP4, AVI, or AVCHD due to a very particular error related to unsupported compression type in Premiere Pro.

What does unsupported compression type mean?

The full error reads the file has an unsupported compression type and occurs when you try to import any media file. However, some specific formats – such as AVI – tend to be more affected than others. Now, the original file can be easily blamed for being incompatible with the AVI format. However, other culprits can interfere such as cache accumulation or folder-related glitches. Let’s quickly go through some of the most common scenarios:

The file has an unsupported compression type MP4, MP3 This file has an unsupported compression type MkV, AVI Premiere Pro file has unsupported compression type Adobe Premiere Rush unsupported compression type

Now that you know what you’re up against, you should also know that this is a common issue and mostly occurs due to the incorrect file format. In this article, we take a look at the best possible solutions to fix it.

Why can’t I import MP3 or MP4 files in Premiere Pro?

Before we begging the actual troubleshooting, we advise you to check if you are using a trial version of Adobe Premiere Pro. Adobe Premiere Pro may not function properly with some file formats when the trial version is active. If you have the license for the product, make sure it is activated.

1. Make changes to the file and/or folder

2. Clear Media Cache Files and Database ✅

  1. Click on the Edit menu and select Preferences.
  2. Select the Media tab from the left pane.

Here, note down the location for Media Cache Files and Media Cache Database. Copy the location to a notepad or something for better accessibility.

  1. Close the Adobe Premiere Pro app and any other Adobe program running on your computer.
  2. Open the File Explorer and navigate to the Media Cache Files and Media Cache Database locations, one by one.
  3. Rename the folders, Media Cache File, and Media Cache.
  4. Now launch Adobe Premiere Pro again and go to Edit > Preferences > Media.
  5. Click the Clean button for the Media Cache Database folder.
  6. Close and re-launch Adobe Premiere Pro and attempt to import the file with the error and check for any improvements.

3. Change the File Extension

You can also use the best audio converter software to convert your media files to a supported format. And if nothing seems to work, try to reinstall Premiere Pro. After uninstalling it, make sure you remove any leftover junk using registry cleaning software. Finally, you can proceed with the reinstallation. That’s it! We hope you managed to fix the unsupported compression type Premiere Pro error with one of these solutions.

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