IPhone 12 Pro Battery Health: Why It Drains Fast And How To Fix It [Updated On- 2025]

The iPhone 12 Pro’s battery drains quickly because of 5G connectivity, which uses more energy than 4G. Other causes include push email notifications, background app refresh, and possible software or hardware issues. To improve battery life, turn on Low Power Mode and set email fetching to manual.

To improve battery health, users can implement simple adjustments. Lowering screen brightness or enabling ‘Auto-Brightness’ helps conserve power. Disabling background app refresh for non-essential apps can significantly extend battery life. Additionally, switching off location services for apps that don’t require it can help preserve energy.

Keeping the device updated with the latest iOS software can optimize battery performance. Apple often releases updates with improvements in battery management and efficiency.

Understanding the factors that affect iPhone 12 Pro battery health assists users in mitigating rapid drain. By implementing these strategies, it is possible to enhance the longevity of battery life. Next, we will explore specific troubleshooting steps and techniques to further optimize your iPhone 12 Pro battery performance.

# Table of Contents

What Factors Cause the iPhone 12 Pro Battery to Drain Faster?

The iPhone 12 Pro battery drains faster due to several factors, including settings, apps, and environmental conditions.

High Screen Brightness
Background App Activity
Location Services Activation
Network Connectivity Issues
Outdated Software
Intensive App Usage
Battery Age and Health

These factors contribute to the overall performance of the iPhone 12 Pro’s battery and can vary in significance depending on user behavior and device environment.

High Screen Brightness:
High screen brightness significantly impacts battery drain. The iPhone 12 Pro features a Super Retina XDR display, which provides vibrant colors and high contrast, but at the cost of energy consumption. According to a 2020 study by Battery University, reducing screen brightness by 50% can extend device battery life by up to 30%. Many users prefer higher brightness for outdoor visibility, unaware of its effect on battery longevity.
Background App Activity:
Background app activity occurs when applications continue to run and refresh in the background, consuming battery life. Apple’s iOS includes features that allow apps to update content and access data even when not in use. A 2021 report from TechRadar indicated that apps such as social media and navigation can contribute to significant battery drain if left unchecked. Users can go to settings to limit this behavior.
Location Services Activation:
Location services enable apps to access GPS and provide location-based functionalities. While useful, this feature can lead to rapid battery depletion, especially with frequent use by mapping and ride-sharing apps. Apple’s support documentation notes that disabling unnecessary location services can conserve battery life. Users can check which apps frequently use location services and adjust permissions accordingly.
Network Connectivity Issues:
Network connectivity problems, such as poor cellular service or inconsistent Wi-Fi signals, can cause the device to expend more energy while searching for stable connections. A 2019 study from the University of Washington emphasized that smartphones use significantly more battery power in low-signal areas. Limiting connectivity to only necessary networks or enabling Airplane mode in areas with poor signal can reduce battery drain.
Outdated Software:
Outdated software can lead to inefficiencies and battery drain. Apple regularly releases software updates that include optimizations and bug fixes for improved battery performance. A 2022 analysis by MacRumors demonstrated that users updating their devices could experience a notable improvement in battery life. Regularly checking for updates and installing the latest iOS version can help maintain optimal device performance.
Intensive App Usage:
Intensive app usage refers to running resource-heavy applications, such as high-definition games or video editing software. These apps require significant processing power and drain the battery faster. According to an analysis by Digital Trends, high graphically demanding games can reduce battery life by up to 20% during prolonged use. Users should monitor their app usage and opt for less demanding alternatives when necessary.
Battery Age and Health:
Battery age and health directly affect the performance and longevity of the iPhone 12 Pro’s battery. Lithium-ion batteries degrade over time, leading to reduced capacity and increased drain. Apple provides a battery health feature in the settings, allowing users to monitor their battery’s condition. A 2021 study by iFixit revealed that batteries could lose up to 20% of their capacity after two years of use. Users should consider battery replacement if health declines significantly.

How Does iOS Software Impact iPhone 12 Pro Battery Health?

iOS software significantly impacts iPhone 12 Pro battery health. The operating system includes features that manage power consumption and optimize battery usage. For example, background apps can consume power when running. iOS tightly integrates software and hardware, allowing for more efficient performance. However, certain updates may introduce new features that require more processing power, which can drain the battery faster.

To maintain good battery health, users should regularly update to the latest iOS version. Updates often contain optimizations that enhance battery life. Users can also manage settings such as screen brightness, location services, and background app refresh to reduce battery drain.

Regular monitoring of battery health in settings also provides insights into battery performance. Users should aim to charge their devices correctly, avoiding extreme temperatures, and keeping the battery level between 20% and 80%. By following these steps, users can mitigate battery health decline and enhance the longevity of their iPhone 12 Pro’s battery.

What Role Do Background Applications Play in Battery Drain?

Background applications play a significant role in battery drain, as they consume system resources and power even when not actively used.

Background processes
App refresh settings
Location services
Notifications and alerts
System updates
User behavior and habits

Understanding these aspects is essential for managing battery life effectively.

Background Processes: Background processes refer to applications running behind the scenes on a device. These applications may perform updates, sync data, or monitor activities without the user’s direct interaction. Research by the University of Southern California (2022) reveals that background processes can account for up to 20% of battery drain on mobile devices. For instance, social media apps often fetch new content, consuming energy.
App Refresh Settings: App refresh settings allow applications to update content in the background. This feature, while helpful for real-time updates, can significantly impact battery life. According to Apple, disabling background app refresh for non-essential apps can extend battery life. Users can manage these settings in the device’s general menu.
Location Services: Location services use GPS, Wi-Fi, and cellular networks to determine the device’s location. Apps that frequently access location data can lead to increased battery drainage. A study by the International Telecommunication Union (2021) showed that location-based services could drain batteries by up to 30% if used continuously. Users can adjust location settings to “While Using” instead of “Always.”
Notifications and Alerts: Notifications and alerts draw on battery power as they require the device to receive and process information. Continuous notifications from multiple applications can strain battery resources. Research conducted by the University of Cambridge (2021) indicated that excessive notifications contribute to 15% of battery drain. Managing or limiting notifications can help alleviate this issue.
System Updates: Operating system and application updates often run in the background. These updates download and install new features or security patches, consuming battery life. The Electronic Frontier Foundation (2022) notes that managing update schedules can mitigate battery drain, especially during peak usage hours.
User Behavior and Habits: User habits significantly influence battery life. For instance, users who continuously switch between applications or leave multiple apps open in the background can experience greater battery drain. A survey conducted by the Pew Research Center (2022) highlighted that multitasking behavior increases energy consumption, leading many users to adopt better management practices to conserve battery.

By recognizing and adjusting these factors, users can effectively reduce battery drain from background applications.

How Can Screen Brightness Settings Affect Battery Life?

Screen brightness settings significantly affect battery life by influencing the amount of power the device uses to illuminate the display. Lowering screen brightness typically extends battery life, while higher brightness can lead to faster battery depletion.

Power consumption: The display generally consumes a large portion of battery power in mobile devices. A study by P. K. Gupta et al. (2020) found that display brightness can account for approximately 30-50% of total battery usage during typical usage scenarios.
Adaptive brightness: Many devices feature adaptive brightness settings, which automatically adjust the screen’s brightness based on ambient light. This can help optimize energy consumption. Research by X. Li and J. Wang (2019) indicated that enabling adaptive brightness can improve battery longevity by up to 20%.
Screen technology: Different display technologies have distinct power characteristics. For example, OLED displays can be more energy-efficient at lower brightness levels compared to LCDs. A study published in the Journal of Display Technology revealed that OLED screens can reduce power consumption by 15-30% when displaying darker images.
User habits: Users who frequently increase brightness settings for visibility in bright environments will likely experience reduced battery life. A survey by M. T. Brunner (2021) found that users who kept their brightness above 80% reported a 25% shorter battery life than those who maintained lower brightness levels.
Background applications: High screen brightness can lead to increased power draw from background applications that may also require more processing power. This cumulative effect can lead to significant battery drain.

Adjusting screen brightness based on ambient conditions and user needs is crucial for optimizing battery performance. Lower brightness settings not only improve battery life but also reduce strain on users’ eyes.

How Do Temperature Extremes Influence iPhone 12 Pro Battery Performance?

Temperature extremes can significantly influence the battery performance of the iPhone 12 Pro. Both high and low temperatures can lead to reduced battery life and diminished efficiency.

High temperatures can negatively impact battery health in several ways:
– Heat can accelerate chemical reactions within the battery, leading to faster battery degradation. According to Apple, temperatures above 95°F (35°C) may cause battery performance issues.
– Prolonged exposure to heat can cause the iPhone to enter thermal protection mode, limiting performance. This safety feature helps prevent overheating and damage to internal components.
– High temperatures can also result in faster battery capacity loss over time. Studies indicate that lithium-ion batteries, such as the one in the iPhone, may lose capacity quickly when frequently exposed to excessive heat (Wang et al., 2019).

Low temperatures also influence battery performance:
– Cold temperatures can lead to decreased battery efficiency. The chemical reactions required to produce energy slow down, resulting in reduced performance.
– The iPhone 12 Pro may experience shorter usage times in cold conditions. Apple states that operating in temperatures below 32°F (0°C) can affect the device’s functionality.
– In extreme cold, the battery may temporarily stop functioning altogether. This is a protective measure, as it helps preserve battery life until normal temperatures return (Smith et al., 2020).

In conclusion, managing your iPhone 12 Pro’s exposure to temperature extremes is crucial for maintaining optimal battery performance and longevity.

How Can Users Track and Optimize Battery Health?

Users can track and optimize battery health by utilizing built-in features, third-party apps, and implementing best practices for battery care.

To effectively manage battery health, consider the following strategies:

Check Battery Health Feature: Most devices, particularly smartphones, have a built-in battery health feature. This allows users to monitor the maximum capacity of their battery compared to when it was new. For example, on iPhones, users can access this feature through Settings > Battery > Battery Health.
Monitor Usage Patterns: Users can review battery usage by applications to identify which apps consume the most power. On both Android and iOS devices, battery settings display the percentage of battery used by each app. Recognizing power-hungry apps enables users to manage their usage or seek alternative applications.
Implement Battery-Saving Modes: Many devices offer battery-saving modes that reduce background activity, lower screen brightness, and limit certain functions. Enabling these modes can significantly prolong battery life, especially during low charge situations.
Optimize Charging Habits: To prolong battery lifespan, avoid frequently allowing the battery to drop below 20% or charging it to 100%. Studies indicate that lithium-ion batteries perform best when maintained between 20% and 80% capacity (Nagaiah et al., 2021).
Use Reliability Tools: Third-party applications, such as AccuBattery or GSam Battery Monitor, can provide advanced insights into battery health and charging cycles. These tools help users assess capacity, charge cycles, and overall usage statistics.
Keep Software Up-to-Date: Regular software updates often include optimizations for battery performance. Keeping your device’s operating system and applications updated can enhance efficiency and minimize battery drain.
Reduce Screen Brightness and Timeout: Dimming the screen brightness and setting a shorter screen timeout can conserve power. Users can adjust these settings in display options on their devices.
Disable Unnecessary Features: Features like Bluetooth, GPS, and Wi-Fi when not in use can drain battery life. Turning off these options or switching them to airplane mode when connectivity is not required will save energy.

By employing these methods, users can effectively track and optimize their device’s battery health, leading to improved performance and longevity.

What Effective Fixes Can Improve Battery Life on iPhone 12 Pro?

The effective fixes that can improve battery life on the iPhone 12 Pro include various adjustments and settings modifications.

Enable Low Power Mode
Adjust Screen Brightness
Disable Background App Refresh
Limit Location Services
Reduce Motion Effects
Check Battery Health
Update Software Regularly
Manage Notifications
Use Wi-Fi whenever possible
Activate Airplane Mode in low signal areas

Implementing these fixes can lead to significant improvements in battery longevity. Here is a detailed explanation for each point.

Enable Low Power Mode: Enabling Low Power Mode extends the iPhone 12 Pro’s battery life by reducing background activity. This feature lowers screen brightness, fetches data less frequently, and disables mail fetch. Apple states that Low Power Mode can extend battery life by up to three hours, depending on the usage.
Adjust Screen Brightness: Adjusting screen brightness can have a direct impact on battery consumption. A brighter screen requires more energy. Users should set brightness to auto-adjust or lower it manually to conserve battery life. Studies indicate that reducing brightness by even 10% can lead to 25% less power consumption.
Disable Background App Refresh: Background App Refresh allows apps to update even when not in use. Disabling this feature can help conserve battery life by preventing apps from consuming power in the background. According to Apple, this feature can consume between 20-30% of battery life depending on usage patterns.
Limit Location Services: Location Services can drain battery life due to continuous GPS tracking. Users should limit location access to ‘While Using the App’ instead of ‘Always’ and disable location services for apps that do not require it. This adjustment can lead to a savings of 5-10% battery life, as observed in various user reports.
Reduce Motion Effects: The iPhone 12 Pro features motion effects such as parallax that can require additional processing power. Reducing motion in settings can improve battery life significantly. Apple provides an option to reduce motion in Accessibility settings, which can save noticeable battery.
Check Battery Health: Users should regularly check their battery health in the settings. A battery that has degraded can perform poorly and drain faster. Apple advises that batteries retain up to 80% capacity at 500 complete charge cycles, indicating when a battery replacement might be needed.
Update Software Regularly: Keeping the device’s software updated can enhance performance and battery efficiency. Apple regularly releases updates that include battery optimization features. Research by Tech Republic confirms that older software can lead to unexpected battery drain.
Manage Notifications: Constant notifications can wake the screen frequently, leading to battery depletion. Users can manage notification settings to limit alerts and reduce the frequency of screen activation. Doing so can save up to 10% battery usage, according to studies on mobile device management.
Use Wi-Fi whenever possible: Wi-Fi uses less power than cellular data. When available, connecting to Wi-Fi can substantially reduce battery consumption. The difference in power usage can be as much as 30% lower, as suggested by network studies.
Activate Airplane Mode in low signal areas: In areas with poor cellular reception, the device uses more battery searching for a signal. Activating Airplane Mode can save battery life in these situations. User experiences confirm substantial battery savings in such conditions.

Implementing these practices can effectively extend the battery life of the iPhone 12 Pro, making the user experience more efficient.

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