Audio Update 1.3 aimed at improving the compatibility in the use of audio devices that connect via USB and in particular to support iSub (only on iMacs with disc-loading CDs). It should be noted that, contrary to what happened during the release of version 1.2, in this case the multilingual update. It can therefore also be used by those who use an operating system in Italian. A Til (in English) provides other information and instructions for downloading, specifying also that thanks to the update it should improve the reproduction of DVD audio. Note that the automatic update of MacOs 9.0 does not identify the presence of the new version. Download in binary format about 2.7 MB.