If you can tell me the you are using it in, I can help you find the specific firmware for your drive.
internal optical drive optimizes media compatibility, enhances burning stability, and resolves read/write errors on modern operating systems . As a 12.7mm SATA tray-loading internal Blu-ray burner manufactured by Panasonic, this legacy drive is commonly found in older laptops like Sony VAIO and ASUS ROG gaming notebooks. Keeping its microcode up to date ensures the hardware successfully decodes newer high-capacity discs. matshita bdmlt uj240as firmware update
If you cannot locate an official update and your drive is malfunctioning, consider replacing it with a or UJ267 (newer, faster, and still slot-loading). If you can tell me the you are