Being eligible for a new phone means that you meet the requirements set by your wireless carrier to upgrade to a new device. You can typically check your eligibility by contacting your carrier or checking your status through their website or a designated code. Different carriers may have different criteria for eligibility, such as the length of your current contract, payment history, or the type of plan you have. Meeting these criteria allows you to take advantage of special offers, discounts, or promotions when upgrading to a new phone. It's important to note that eligibility may vary depending on your carrier and region, so it's best to check with your specific carrier for the most accurate information on phone upgrades.