Blank BD XL is still quite expensive, so it is more economical to copy a 4K Ultra HD Blu-ray to an ISO file. How to copy Ultra HD Blu-ray to ISO file? Use DVDFb UHD Copy. DVDFab UHD Copy is a professional UHD copy tool that can copy an unprotected UHD Blu-ray to a lossless ISO file or a Blu-ray ISO file with 2160p quality at a fast speed. Now let’s see the detailed copy steps.

Note: Only 64-bit version DVDFab can be used to copy 4K Ultra HD Blu-rays.

Step 1: Choose a copy mode

Run DVDFab 10, go to Copy module, and choose a copy mode from Full Disc, Main Movie and Clone/Burn modes. Here we take the Full Disc mode as an example.

Step 2: Load a UHD Blu-ray source

Insert your 4K Ultra HD Blu-ray to your optical drive, DVDFab will load it automatically. If the source is an ISO file or folder, you can click the “+” icon to load it or drag and drop it to the main interface directly.

Step 3: Select the output size

Click the “wrench” icon to open the “Advanced Settings” panel. Here you can choose the output as BD-100, BD-50 or BD-25.

Step 4: Select an output directory

Move to the bottom of the main interface, and you can see an “image” icon. Select a directory by clicking the “image” icon, you can copy the UHD source to an ISO image file.

Step 5: Start the copy process

Click the “Start” button to start the process of copying Ultra HD Blu-ray to ISO file.

After clicking the “Start” button, the only thing you need to do is wait. If your computer has a good performance, the copy process can be finished in about 1 hour.

You may be also interested in how to copy encrypted Blu-ray movies, please click Copy Blu-ray to ISO file to learn more.