# Download MsgFiler Engine

Which version of MsgFiler Engine you must download depends on which version of MsgFiler you are running. Use this chart to determine which version of the Engine you should download.

Check the MsgFiler About screen to see which version of MsgFiler 3 you are running.

| macOS Version                                                     | Download Links                                                                                                                                                                                                                                                                                                           |
| ----------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| **macOS Sonoma and higher (14.0 and above)**                      | <ul><li>Upgrade to MsgFiler 4 on the Mac App Store</li></ul>                                                                                                                                                                                                                                                             |
| **macOS Ventura, Monterey, and Big Sur (11.0 and higher)**        | <p></p><ul><li><a href="https://files.msgfiler.com/MsgFiler%20Engine%201.7.1.dmg"><strong>Download MsgFiler Engine Version 1.7.1</strong></a></li><li><strong>SHA-256 Checksum</strong>: a53eaa7145ebc735847b0d93f897a467ff9a583492281c4a5549484e3929eacb</li></ul>                                                      |
| **macOS Mountain Lion through Catalina (10.8.5 through 10.15.7)** | <p></p><ul><li><a href="https://files.msgfiler.com/MsgFiler%20Engine%201.4.1.dmg"><strong>Download MsgFiler Engine Version 1.4.1</strong></a></li><li><strong>SHA-256 Checksum</strong>: 5c586ca9b3e65f532929af77557f6b140699b92741d6fff794877665829cc3ec</li></ul><p><br><br></p>                                       |
| **MacOS X Snow Leopard through Lion (10.6 through 10.7)**         | <p></p><ul><li><strong>MsgFiler 3.0.4 or 3.0.5</strong></li><li><a href="https://files.msgfiler.com/MsgFiler%20Engine%201.0.9.1.dmg"><strong>Download MsgFiler Engine Version 1.0.9.1</strong></a></li><li><strong>SHA-256 Checksum</strong>: df3de7aeabe23a1fe28a05f5ac3a5d7cfb3cc7f9379b0cb6c5ad0f6319aacc8f</li></ul> |


---

# 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://docs.msgfiler.com/support/engine/download.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.