Download Firmware Sony DRU500A / DRX500UL 1.0F

A new firmware has been released for the DRU500A and DRX500UL DVD burners from Sony, which makes it possible to create a DVD+R at 4 times the speed. This option was already announced in this news item and a review can be found here. The changelog tells us the following:

This new firmware will allow your Dual RW drive to record at 4X on 4X compatible DVD+R media as well as improve the DVD-ROM reading performance with DVD recordable/rewritable media.[break]on this one page describes how to perform the firmware update.