MetaDefender Core v3.15.3 9. Knowledge Base Articles How do I configure MetaDefender Core v3 to only use one or several scan engines using the CLI? Avira engine not updating Can I control access to the RAM disk? Can I run MetaDefender Core without IIS? Can I whitelist or blacklist a file so that MetaDefender Core will always treat it as clean or dirty, respectively? Can I install MetaDefender Core v3 silently from a command line? Are MetaDefender Core upgrades free? How can I run tests to see the different scan results on MetaDefender Core? How do I change the directory MetaDefender Core uses for archive extraction? Does MetaDefender Core v3 require lots of memory for MongoDB usage? How can I purchase MetaDefender v3 licenses? Does MetaDefender Core Detect the NotPetya Ransomware? Do any of the custom engines have updating limitations? Does MetaDefender Core offer real-time antivirus protection on the system where it is installed? Does the fixing updates for Meltdown and Spectre vulnerabilities affects any engines in MetaDefender Core v3? Does the RAM Disk size actually take space from the server-available hard disk space? Does the RAM Disk operate like other drives? If I have an issue with MetaDefender Core, what information does OPSWAT need in order to quickly troubleshoot my case? How do I upgrade to the latest release of MetaDefender Core v3? MetaDefender Core shows a large number of files that failed to scan. What can I do? Is there a virus test I could use to test MetaDefender Core? What are the running processes of MetaDefender Core ? What do the 'skipped clean' and 'skipped dirty' scan results mean? Updated archive handling libraries Is MetaDefender Core compatible with .NET Framework 4.5.2? Licensing hot-fix for Kaspersky engine on MetaDefender Core 3.14.3 or older Is MetaDefender Core available on 64-bit operating systems? What are the maximum values for archive extraction settings? How do I get my separately licensed AV to show up as a Customer Licensed Engine in MetaDefender? How do I modify the file size limit of the REST server in a remote MetaDefender Core (formerly Metascan) configuration? How do I make MetaDefender Core upload clean files to the FTP file server? How do I remove an engine from my MetaDefender Core v3 instance? How do I find my serial key / license key? How can I see the number of files queued to be scanned? How would you recommend setting the RAM Disk size? Is it safe to use MetaDefender Core COM APIs in Multi-threaded Apartment? How fast can MetaDefender Core process files? How is MongoDB usage secured with MetaDefender Core? How long is the support life cycle for a specific version/release of MetaDefender Core v3? How do I set a password for the MetaDefender Core Management Console? What is the difference between Scan, PutToScanQueue, and ScanEx? Scanning boot sector capability not available for all engines What is the frequency of signature / definition updates? Why should I upgrade my MetaDefender Core? Which antivirus engines are designated by MetaDefender Core as "customer licensed engines"?