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[@salesforce/b2c-tooling-sdk](../../modules.md) / [clients](../index.md) / setUserAgent

# Function: setUserAgent()

> **setUserAgent**(`userAgent`): `void`

Defined in: [packages/b2c-tooling-sdk/src/clients/user-agent.ts:39](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/4c2d4c5cb34e8e0ea15a260d257e468c823c4885/packages/b2c-tooling-sdk/src/clients/user-agent.ts#L39)

Sets the User-Agent string for all HTTP requests.

Call this early in your application to override the default SDK User-Agent.
The CLI uses this to set a combined CLI+SDK User-Agent.

## Parameters

### userAgent

`string`

The User-Agent string to use

## Returns

`void`

## Example

```typescript
// CLI usage:
setUserAgent('b2c-cli/1.0.0');
```