Download of TSDNMAC 1.01.a.1 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this free Mac application is Samsung.
The following version: 1.0 is the most frequently downloaded one by the program users. The unique ID for this application's bundle is com.tsst.sfdnmac. Tsdnmac.zip is the frequent file name to indicate the TSDNMAC installer. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The program belongs to System Tools.
From the developer:
TSDNMAC - This is a firmware upgrade program for Macintosh.
When firmware upgrade is completed, your computer will automatically reboot. So, save open files and close all programs before starting upgrade.
If ODD does not work properly after firmware upgrade, perform firmware upgrade one more time, and your ODD will operate normally.
You may want to check out more software for Mac, such as ecoDrive, Internet Connection Keeper or RAGE SERank, which might be similar to TSDNMAC.