Open the software and ensure it updates its signature database. Scan: Run a full system scan to detect threats.
Save the .rar file to a known location on your computer.
This guide provides information on downloading Gridinsoft Anti-Malware version 4.2.55.
Right-click the Gridinsoft Anti-Malware 4.2.55.rar file and select "Extract Here" (using 7-Zip or WinRAR). Install: Run the extracted .exe installation file.