To use the QuickBooks Password Reset Tool, start by downloading the tool from the official Intuit website. Once downloaded, open the tool and enter your QuickBooks license number and the business information associated with your QuickBooks account. Choose the version of QuickBooks you are using. The tool will generate a code, which you'll need to enter into the provided field. Follow the prompts to create a new password. Ensure your new password is strong and secure. This tool is essential for regaining access to your QuickBooks account if you’ve forgotten or lost your password. Always update your password regularly to maintain security.