> ## Documentation Index
> Fetch the complete documentation index at: https://docs.polygon.technology/llms.txt
> Use this file to discover all available pages before exploring further.

# approveAll

> The approveAll method can be used to approve all tokens on root token.

The `approveAll` method can be used to approve all tokens on root token.

```js theme={null}
const erc1155RootToken = posClient.erc1155(<root token address>,true);

const approveResult = await erc1155RootToken.approveAll();

const txHash = await approveResult.getTransactionHash();

const txReceipt = await approveResult.getReceipt();

```