# ChangeServiceConfigA

```csharp
[DllImport("ADVAPI32.dll", ExactSpelling = true, SetLastError = true)]
[DefaultDllImportSearchPaths(DllImportSearchPath.System32)]
public static extern unsafe BOOL ChangeServiceConfigA(
    SC_HANDLE hService,
    ENUM_SERVICE_TYPE dwServiceType,
    SERVICE_START_TYPE dwStartType,
    SERVICE_ERROR dwErrorControl,
    PCSTR lpBinaryPathName,
    PCSTR lpLoadOrderGroup,
    [Optional] uint* lpdwTagId,
    PCSTR lpDependencies,
    PCSTR lpServiceStartName,
    PCSTR lpPassword,
    PCSTR lpDisplayName);
```

[SC\_HANDLE](/security/sc_handle.md)

[ENUM\_SERVICE\_TYPE](/services/enum_service_type.md)

[SERVICE\_START\_TYPE](/services/service_start_type.md)

[SERVICE\_ERROR](/services/service_error.md)


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://www.pinvoke.dev/advapi32/changeserviceconfiga.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.