Store and access up to 4TB of your files in a desktop computer, NAS device, or RAID array using the 4TB Desktop 3.5″ Everyday Internal Hard Drive from WD. 4TB will allow you to store movies, photos, music, documents, and much more. Compatible with computers running Windows and Mac OS, this hard drive connects to your system’s 3.5″ bay via the SATA 6 GB/s interface. To protect your Blu-ray/DVD discs, before playing the movie, I suggest you to backup your Blu-ray/DVD Movies to WD 4TB HDD for share. 
NAS devices: include the Lenovo IX2, WD My Cloud EX4 Diskless, WD My Cloud 4TB, Synology DiskStation, Thecus NAS, WD My Cloud EX2, Drobo 5N, Synology America DiskStation, BUFFALO LinkStation Pro Duo, NETGEAR ReadyNAS 104, etc. But how to Copy Blu-ray/DVD Movies to WD 4TB HDD? Hold on reading…
Hot Search: Blu-ray to iTunes | Encode Blu-ray to MPEG | Upload DVDs to Dropbox | DVD to WD EX2 Cloud|
Solution: You just need to convert Blu-ray and DVD library to WD 4TB HDD MKV format for media player like PS4. In this case, powerful third-party software for backup Blu-ray/DVD to WD 4TB HDD is what you need.Pavtube ByteCopy is highly recommended for you. Ease of use and Very Intuitive UI and a large variety of encoding options. It can not only backup Blu-ray/DVD to WD 4TB HDD as MKV format in multi-track, but also convert BD/DVD to any video format you like. This software is designed to backup Blu-ray/DVD or other video sources to MKV or any other formats with all information including subtitles, chapters, audio tracks and movie languages included.
Besides, you can backup your Blu-ray/DVD to WD 4TB HDD with subtitle preserved and store them on WD 4TB HDD devices for free playback on different devices. For Mac users, you can turn to Pavtube ByteCopy for Macon Mac OS X El Capitan.
Firstly, this Blu-ray to WD 4TB HDD app can copy Blu-ray to WD 4TB HDD as MKV with chapter markers in 1:1 high video quality. And with NVIDIA CUDA technology (only for Windows version and in H.264 codec) and continuously upgrade, it can rip the latest Blu-ray to lossless MKV in 5.1/7.1 audio with ultra fast speed. ByteCopy Mac Version also supports to output lossless MKV with chapter markers for WD 4TB HDD.
Secondly, it offers Blu-ray Full Fisc Copy with original structure including chapter markers and Directly Copy with intact Blu-ray main movies.
Thirdly, not just lossless MKV, this Blu-ray to WD 4TB HDD app can virtually backup Blu-ray to any other formats, like H.265, M3U8, H.264 MP4, MOV, AVI, etc.
Fourthly, with the built-in video editing tool, you can trim video footage, crop black area, add SRT/ASS subtitles into video. What’s more, it enables you to extract FLAC/WAV audio from Blu-ray audio disc and extract SRT subtitle from Blu-ray movies for WD 4TB HDD.
Pavtube ByteCopy Pros:
1. All-in-one. Do crack and convert DVD and Blu-ray.
2. Lossless. Keep multiple original video, audio, subtitle streams without changing.
3. Fast. Single layer DVD copied to MKV in 10 mins, BD around an hour under lossless mode; 1.5 -5 hours under compressive mode. GPU acceleration(CUDA) ready.
4. Easy operation. 2 steps process for lossless BD/DVD to MKV ripping.
5. Flexible. You decide which streams to keep, what codec to use, and what quality to export.
How to backup Blu-ray/DVD to MKV for WD 4TB HDD Streaming
Free Download and trail: 
Other Download:
– Pavtube old official address: http://www.pavtube.cn/bytecopy/
– Cnet Download: http://download.cnet.com/Pavtube-ByteCopy/3000-7970_4-76158512.html
Step 1: Load Blu-ray/DVD movies
Install and launch Blu-ray/DVD to WD 4TB HDD Converter, and then click the disc icon to import your source movies to this program. Set your wanted subtitles and audio track from the drop-down box of “Subtitles” and “Audio” tab. 
Step 2: Select an output format
To convert Blu-ray/DVD to MP4, MKV for WD 4TB HDD storing and streaming, just click on the dropdown menu of “Format”, and then choose MKV, H.264 MP4 from Common Video profile list. If you want to keep 1080p resolution as source movie, you can choose HD Video > H.264 HD Video(*.mp4) or MKV HD Video(*.mkv) as output format. 
Tip: If you like, you can click “Settings” to change the video encoder, resolution, frame rate, etc. as you wish. Keep in mind the file size and video quality is based more on bitrate than resolution which means bitrate higher results in big file size, and lower visible quality loss, and vice versa.
Step 3. Add External Subtitles (srt/ass/ssa)
If you want to trim, crop, edit audio/subtitles of the source video, just click the pencil-like icon on the top to enter video editor.
Click “Edit” button on the interface to find “Subtitle” option, check “Enable” then go to “Browse” to find your download subtitles in srt format. Click “OK” button to load the subtitles. Please note that subtitle in SRT/ASS/SSA format can be supported. 
Step 4. Rip BD/DVD movies to WD 4TB HDD
Click the convert button under the preview window, and the Blu-ray/DVD ripper will start the conversion from Blu-ray/DVD movies to MKV/MP4 for WD 4TB HDD and TV or media player.
After the conversion, you can hit “Open” to quick locate the converted video; now you can stream converted Blu-ray/DVD files through WD 4TB HDD to HDTV, Android tablet, DLNA device or other HD media player for wide sharing.
