It depends on the type of phone you have. In most cases, yes because the batteries are lithium-ion batteries, which there is a guide for in this program. However, some phone manufacturers have gone the extra mile to make sure their batteries are difficult to remove so people can’t repair them on their own, forcing you to pay for their services. The good news: it can still be done but the process is a bit more tedious. Youtube is great for finding the extra steps needed.