: Right-click the VB6.exe , select Properties , and under the Compatibility tab, set it to "Windows XP (Service Pack 3)".
However, never download from untrusted sources promising a “free portable VB6” without verification. The safest path is always to create your own portable version from a licensed copy. : Right-click the VB6
For modern development, Microsoft recommends using the current Visual Studio environment, which supports modern Visual Basic .NET and includes a free Community Edition. Microsoft Learn old VB6 projects? Thread: VB6 Portable Edition - VBForums : Right-click the VB6.exe