Warning C33020: Likely incorrect HRESULT usage detected.

This is high-confidence warning indicating that HRESULT-returning function returns FALSE.

#include <Windows.h>

HRESULT foo()
{
    // ......
    return FALSE; // C33020
}

These warnings are corrected by using proper HRESULT value:

#include <Windows.h>

HRESULT foo()
{
    // ......
    return E_FAIL; // OK
}

C33022