The latest version of (free for personal use). Step 2: Install VMware Player
I scanned five different "DiagBox 9.91 free download" links last month. Three of them contained Trojans hidden inside the Activator.exe file. These aren't just false positives from "hack tools." Real-world tests have found keyloggers and crypto miners.
Extract the downloaded Diagbox 9.91 archive using a tool like WinRAR or 7-Zip. Open VMware Workstation Player.
Free software from untrusted sources often comes bundled with spyware or ransomware. Always scan files before opening them.