Aacs Library Vlc Player
Aacs Library Vlc File

Errors You May Encounter When Playing Blu-ray in VLC on Windows 10 or Mac OS X

“I downloaded the latest version of VLC which is 2.1.3 Rincewind. Then I followed the instructions above and put everything in the right directory, but when I try to ply the blu ray disc, I get this error message:

Blu-ray error: This Blu-ray Disc needs a library for AACS decoding, and your system does not have it. Your input can’t be opened: VLC is unable to open the MRL ‘bluray:///D:/’. Check the log for details.”

May 22, 2021 Some users have recurrently reported that Blu ray disc needs a library for AACS decoding VLC, and is not available on your system. Error while annoying to show a Blu-ray Disc by VLC. This error can happen in both older and newer versions of Windows 7, 8, and 10.
VLC can only deal with discs which its library has the corresponding AACS keys, yet the AACS and BD+ DRM libraries and keys won't ship with the Blu-ray discs, as their publishers seem to take everyone as a pirate, even you already spend money just for personnel movie enjoyment.
In this video, I will show you how to fix Blu-ray Error 'this blu-ray disc needs a library for aacs decoding, and your system does not have it.'

Conceivably, VLC is the most popular as well as powerful free and open source tool in the market. The 2.0 and later version of VLC Media Player support Blu-ray media playback with some extra operations. You can download the latest version from VLC official website. However, for legal reasons, AACS and BD+ DRM libraries and keys still are not shipped. That means only Blu-ray disc with AACS libraries exposed are supported.

How to Play Blu-ray Freely with VLC Media Player on Windows 10 or Mac OS X?

Libaacs is a research project to implement the Advanced Access Content System specification. This research project provides, through an open-source library, a way to understand how the AACS works. This research project is mainly developed by an international team of developers from Doom9. Latest release is libaacs 0.11.0. The answer is various depending on your situation. First of all, VLC alone cannot play commercial Blu-ray discs or Blu-ray folders on Windows 10. If you install the Keys database and AACS dynamic library, VLC may decode your Blu-ray disc properly. However, it cannot guarantee that all Blu-ray discs are supported.

Step 1: Go to videolan.org, download, install and run the latest version of VLC for your system.

Step 2: Go to: http://vlc-bluray.whoknowsmy.name/ to download the KEYS DATABASE(KEYDB.cfg) and AACS DYNAMIC LIBRARY(libaacs.dll for Windows or libaacs.dylib for Mac).

For Windows 10 Users

1. KEYS DATABASE

* Open your user area (“C:Usersyour usernameAppData”)

* Enable view hidden files and folders (Under Folder Options – View tab then select “show hidden files…”->select ok)

* Open “AppData” directory or create a folder and name it aacs

* Place the downloaded KEYDB.cfg file in this folder directly.

Download Install AACS dynamic library for VLC to use:

2. AACS DYNAMIC LIBRARY

* Go to “c:Program Files” [Or “c:Program Files (x86)” if running 64bit]

* Navigate to “VLC” directory, and move the libaacs.dll file into it.

Now, you can easily play Blu-Ray disc with VLC on Windows for free. Note: The latest VLC still doesn’t have menu support yet.

For Mac users

You may navigate the corresponding folder and move into the necessary files as follow. Go to: http://vlc-bluray.whoknowsmy.name/, get the necessary files.

1. KEYS Database
Mac OS: put it in ~/Library/Preferences/aacs/ (create it if it does not exist)

2. AACS Dynamic Library
Mac OS: right-click on VLC, choose “Show package contents” and put that file in Contents/MacOS/lib/

Tip: VLC does not yet support Blu-ray menus so you must manually select title to play. Not all Blu-ray movies are supported.

In fact, not all the Blu-ray discs are supported. VlC can only deal with discs which its library has the corresponding AACS keys. However, for legal reasons, AACS and BD+ DRM libraries and keys still are not shipped.

What to do when VLC Won’t Play Blu-ray

In case there are a lot of unsolved problems that you are experiencing every now and again when it comes to playing Blu-ray with VLC, there are better options that you can adopt so that you can continue to enjoy your Blu-ray videos.

One of these alternative methods is to use UFUSoft Blu-ray Player, which is current the best, cheapest and most professional Blu-ray playing software working on Windows 10/8.1 Blue/8/7/Vista/XP, which is capable of playing various kinds of Blu-ray discs/Blu-ray folders/ISO image files, 1080P HD videos and other popular video/audio formats, including MKV, AVI, FLV, MPEG, WMV, MXF, MTS, M2TS, MP4, MP3 etc.

The other one method is UFUSoft Blu-ray Ripper, which is one of the powerful Blu-ray Rippers and converters in the market today. It has the ability to rip convert any commercial and homemade Blu-ray including DVDs to any format that you think of. These formats include AVI, MOV, MKV, M4V, FLV, 3GP, MPG, ASF, VOB, TS, HD MP4, HD AVI, HD MKV, HD WMV, HD MOV, MP3, WAV, AC3, AAC, MKA, OG among others. It Performance is a comparison to a common Blu-ray ripper. By just a single click, you can convert your Blu-ray movies, with fast speed and high quality.

Summary :

VLC media player is one of the most popular media players on the Windows platform. However, you may encounter the “this Blu-ray disc needs a library for AACS decoding, and your system does not have it” issue. Now, read this post from MiniTool to find the feasible fix.

AACS Decoding

When trying to play a Blu-ray disc through the VLC media player, some people received the 'this Blu-ray disc requires an AACS decoding library' error message. If the media player cannot find the required library files needed to play the content on the disc, an AACS decoding error will occur. This issue can be found on Windows 7, Windows 8, and Windows 10. Besides, the error message reportedly appeared in multiple VLC versions.

What is VLC? Why is VLC so good? What does VLC media player do? VLC is not just a video player, this post will tell you 4 hacks to use VLC media player.

There are two reasons for the VLC AACS decoding issue. Details are as follows:

KeyDB.cfg file is missing – One of the reasons for the “this Blu-ray disc needs a library for AACS decoding, and your system does not have it” error is that the KeyDB.cfg file is missing. This file is required for libaacs library.

Blu-ray discs are protected by AACS and BD+ technology – Another reason for the issue is that Blu-ray discs are protected by AACS and BD+ technology. Therefore, the standard libbluray library is not enough to play these disks.

Then, let’s see how to fix the “this blu-ray disc needs a library for AACS decoding” issue in the next section.

How to Fix the AACS Decoding Issue

First, you need to check the Windows architecture and the VLC installed on the computer. Regardless of your system and VLC architecture, you need to obtain the same key database (KEYDb.cfg) file. Then, you can start to fix the issue.

Warning: The following steps involve downloading some files from a website without an SSL certificate. The download is at your own risk.

Also see: What Is the Difference Between 32 Bit and 64 Bit (x86 vs x64)

Step 1: Visit this link, go to the Keys database, and click Get File to download the KeyDB.cfg file.

Step 2: Then, go to the AACS Dynamic Library section and click the hyperlink associated with the VLC version you are using.

Step 3: Copy KEYDB.cfg to the clipboard. Then, use File Explorer to navigate.

Step 4: Press the Windows + R keys at the same time to open the Run dialogue box and type ％APPDATA％.

Step 5: In the open location, create a new folder (right-click> New> Folder) and name it aacs.

Step 6: Open the newly created aacs folder and paste the KEYDB.cfg file. Navigate to your download folder and copy the libaacs.dll file to the clipboard.

Step 7: Use File Explorer to navigate to the location where VLC is installed and paste it here.

After that, you can open the VLC media pl

Aacs Library Vlc