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