My phone is going on 3 years. No removable battery, but I followed the iFixit guide and managed to replace the battery anyway a few months ago, since it had los

My phone is going on 3 years. No removable battery, but I followed the iFixit guide and managed to replace the battery anyway a few months ago, since it had lost a lot of capacity. I intend to keep it for another 2-3 years at least.