# AdditionalFolder

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Reference](https://developer.m-files.com/APIs/gRPC-API/Reference/index.md) > [Messages](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.AdditionalFolder/

Additional folder.

- **Full name:** `MFiles.AdditionalFolder`
- **Proto file:** [`mfiles/structs.proto`](https://developer.m-files.com/APIs/gRPC-API/downloads/proto/mfiles/structs.proto)

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## Fields

| Field | Type | Number | Description |
|---|---|---|---|
| <a id="f-path"></a>`path` | `string` | 1 | Path (e.g. "\\servername\sharename\folder"). |
| <a id="f-limit_in_mb"></a>`limit_in_mb` | `uint32` | 2 | Data limit in megabytes or zero if no limit. |
| <a id="f-impersonation"></a>`impersonation` | [`Impersonation`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.Impersonation/index.md) | 3 | Impersonation information for accessing the folder. |

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## Used by methods

- [IRPCVaultsAdmin.GetBackupFileContents](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/GetBackupFileContents/index.md): Reads the vault identity and data folders stored in a backup file on the server.

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## Used in fields

- [`Vault.additional_data_folders`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.Vault/index.md#f-additional_data_folders): The specification of the additional file data folders.
- [`GetBackupFileContentsResponse.file_data_folders`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/GetBackupFileContents/index.md#response): Receives the additional file data folders.