Visopsys is an alternative hobby operating system for PC compatible computers. This is a maintenance release, with numerous small improvements and bugfixes. The kernel’s file handling has been re-engineered, and the memory usage reporting tools have been enhanced. The Disk Manager once again reports correct disk sizes in megabytes. A file copying bug has been fixed. A number of unnecessary files and programs have been removed. A couple of small but potentially critical bits of the boot code have been refined.