1. This external Blu-ray DVD Burner needs to download the Blu-ray player/Burner software itself before it can read and burn Blu-ray DVD. Recommendations are as follows: Macgo blu-ray Player for MAC OS, and PowerDVD for Windows. Leawo is free one for all system.
2. Player software is NOT included.
3. The Blu-ray DVD Drive does not play 4K Ultra HD Discs.
4. When using CD-ROM, CD-R, CD-RW, DVD R/R or Blu-ray discs, do not attach any stickers or labels to the discs. Using discs with labels attached not only causes read and write errors, but data on the disc may be lost due to damaged to the disc itself.
5. The running speed of the product is related to the type and size of the file. What we write on the product description is the highest achievable running speed.