If the tool is a standalone .exe file under 10MB, has no GitHub source code, and promises "free unlimited downloads," it is almost certainly malware.
If you meant something different (research, legitimate troubleshooting, or legal ways to access files), tell me which of these you want and I’ll provide a safe, lawful, and detailed response. Options: dlupload bypass
When searching for "bypassers," be extremely careful. Many sites claiming to be "DLUpload Unlockers" are actually phishing sites or contains malware. Never download an .exe or .msi file If the tool is a standalone