# License: Download LEF

Information note**LOCKED.**   
  
This API is extremely reliable and will not be broken unless absolutely necessary.

## Method

GET

## Path

/qrs/license/download?serial={serial}&control={control}&user={user}&org={org}

## Description

Get the License Enabler File (LEF) for the combination of `{serial}` (serial number), `{control}` (control number), `{user}` (owner name), and `{org}` (owner organization) from the Qlik Sense license server.

## Body

-

## Return value

`string`

The string contains a LEF.

## Optional parameters

-