PlexUtilities 1.3.3.1 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The actual developer of the free program is Plextor.
PlexUtil.exe or PlexRadar.exe are the common file names to indicate this program's installer. This free PC software was developed to work on Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 or Windows 11 and can function on 32-bit systems.
PlexUtilities lies within System Utilities, more precisely System Optimization. The following versions: 1.3, 1.2 and 1.1 are the most frequently downloaded ones by the program users. 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.
From the developer:
PlexUTILITIES is an advanced application and diagnostic tool that provides an extra support for your drive. This intuitive tool is easy enough for newcomers, yet powerful enough for professional users.
Viewing Basic and Advanced Drive Information which lists the drive’s hardware, including serial number, firmware version and jumper settings, and shows the capabilities of the drive.
You may want to check out more software, such as I8kfanGUI, ActiveSpeed or CheckIt Diagnostics, which might be related to PlexUtilities.