OPPO Reno 15 Pro: Fix Battery Drain and Improve Battery Life

Diagnosing Battery Usage

• 💡 Open Settings and navigate to Battery to view usage over the last 24 hours.
• 🔍 Identify applications consuming the most power and tap on them.
• ⚙️ Select App battery management and then Restrict background activity to limit power consumption, noting that this may delay notifications.

Optimizing Power Settings

• ⚡ Activate Power Saving Mode temporarily or use the balanced mode for ongoing battery management.
• 🗑️ Go to Apps → App management and uninstall bloatware such as AliExpress, Amazon Shopping, and others to free up storage and improve battery performance.
• ⚠️ Avoid uninstalling system applications labeled 'Android' as this can be unsafe.

Using AccuBattery for Calibration and Health

• 📲 Install the AccuBattery app from the Play Store.
• 🔋 Grant AccuBattery power optimization and allow background usage for accurate readings.
• ⚠️ In AccuBattery, check the Charging, Discharging, and Health sections. Red values or significantly low battery capacity (below 95% for a new phone) indicate a potential hardware issue requiring service.
• 📊 Monitor battery health over time using the provided diagrams.

Final Steps and Service

• 🔄 Restart your device by holding the power and volume up buttons to refresh sensors, which can resolve minor glitches.
• 🛠️ If battery issues persist after software adjustments, visit an authorized service center for potential hardware repair or replacement, especially if overheating or physical damage is suspected.