how to upgrade easy start mobile plan to payroll option on laptop

If you mean to add a payroll to your existing subscription, you can select a plan from the Payroll option in the menu.

 Here are the steps:

1. Sign in to your QuickBooks Online account from a web browser.
2. On the left-hand navigation menu, select Payroll.
3. QuickBooks will then display the available payroll plans. You can review and select the one that best fits your business needs.
4. Follow the on-screen instructions to complete the upgrade and set up your payroll service.

However, if you want to upgrade your overall QuickBooks Simple Start plan, you can go to the Billing and Subscription section:

1. Sign in to your QuickBooks Online account from a web browser.
2. From the left menu, select Settings ⚙️, then choose Subscriptions and billing.
3. On the Subscriptions and billing page, find the QuickBooks Online section and select Upgrade your plan.
4. You can then review all available plans, including those with payroll features.
5. Follow the on-screen prompts to finalize the upgrade.

Feel free to leave a comment below if you have questions.