ISO x64 and x86 usable for Windows 10 build 1809 (October 2018 update) and earlier versions. The Microsoft Recognition and Rescue Tool (DaRT) 10 enables you to discover and repair a computer that cannot start or is having trouble starting as expected. Using DaRT 10, you can access end-user computers that are not in use, detect possible causes of problems, and quickly repair computers that cannot be started or crashed. When needed, it can also quickly recover lost files and detect and remove malicious software, even when the computer is offline.