I changed 12 settings on my Android phone to significantly improve its battery life

A step-by-step guide to improving Android phone battery life with 12 actionable settings changes, including turning off the always-on display, enabling Adaptive Battery/Battery Saver, using dark mode, lowering brightness and screen timeout, removing unused accounts, disabling keyboard haptics/sounds and “Hey Google” detection, reducing refresh rate, limiting notifications, toggling unused wireless features, and using low-power mode.