Here is a step-by-step guide to Elrond staking.
1Get a wallet
2Delegation / staking section
Locate the delegation / staking section within your wallet and head over to it.
3Choose a provider
Once you click the stake now / delegate now button you can search for Alchemy in the providers list.
Go through with the staking / delegation steps and complete the staking process.
Once the staking is complete you can unlock the live dashboard and check your stake and rewards at any time.