Vendor (Ridgecrop Consultants Ltd) lists the latest GUI FAT32 Format/GUIFormat as version 1.01. Release notes from the vendor indicate this latest version adds support for GPT drives and includes fixes related to making drives bootable via bootsect.exe plus an additional IO control call (FSCTL_ALLOW_EXTENDED_DASD_IO) to address a Windows write-not-sticking issue.
