[Home](./index.md) > [bitburner](./bitburner.md) > [NS](./bitburner.ns.md) > [rm](./bitburner.ns.rm.md) ## NS.rm() method Delete a file. **Signature:** ```typescript rm(name: string, host?: string): boolean; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | name | string | Filename of file to remove. Must include the extension. | | host | string | _(Optional)_ Hostname of the server on which to delete the file. Optional. Defaults to current server. | **Returns:** boolean True if it successfully deletes the file, and false otherwise. ## Remarks RAM cost: 1 GB Removes the specified file from the current server. This function works for every file type except message (.msg) files.