I just saw had this pointed out this morning and have not done any testing yet. I have two machines running Mach 3 and Windows 10, but they are both just being used as simulators. Neither is running a machine. I know on my primary design computer I got an update ready notice yesterday. I told it to remind me later. Seems the problem is security related and has something to do with the use of DLL files.
I wonder if this will also affect the use of DLL files with CamBam or if maybe it has to do with the issue we already have with Windows 10 were some of us have to manually have to unblock DLL files one by one. There is also some discussion of the subject here: Logged. I just looked at it and chatted briefly on the IRC channel. It might be a nice 32 bit swap for little XP if it will run most 32 windows applications. Its not a substitute for big XP or any other newer 64 bit OS just yet.
Looks promising. I have a spare XP machine controller sitting on the floor that I can use when I have some time to install and test Reactos. They do have a work in progress that from what I understand runs 32 bit apps on a 64 bit machine. I didn't get into that because they don't have a release yet.
Jump to Windows 10 - When the 64 bit version of Windows 10 is updated to build 1803 or higher, it will no longer allow Mach3 to use its DLLs, which. Best Match Three Games for Windows 10 Match Three style games can be challenging and entertaining, and the Windows Store is packed full of them. These games have you creating matches of three.