How to Fix iOS 14.2 Makes iPhone Overheat, Drain Battery

This practical guide walks through how to fix iOS 14.2 makes iPhone overheat, drain battery, explains the main requirements, and highlights common issues that may appear along the way.

Not long after Apple launched the iPhone 12 series, some users complained about the device not being able to connect to WiFi, Bluetooth . and especially the battery drain, a common problem on iPhone lines.

Specifically, some users reported that their iPhone lost 30% of the battery in less than 1 hour (at moderate to light usage). This situation is even more serious when the device is left overnight, losing 49% of the battery even in inactive mode.

This problem often occurs on older iPhone models such as iPhone 6S, iPhone 7, iPhone 8 and even iPhone X.

Here are some simple ways to fix battery drain:

1. Restart iPhone

Some users reported that rebooting iPhone helped fix the battery drain issue, so it's more likely just a software glitch.

To restart your iPhone, press and release the volume up button, press and release the volume down button, then hold the power button for a few seconds until the Apple logo appears.

In the case of using older iPhone models (with a physical home button), users only need to hold down the power button and the Home button at the same time to restart the device.

2. Offload app (remove app)

Not all iPhone models have drained their battery power after upgrading to iOS 14.2, which means the problem could be caused by an app.

So, try to uninstall apps that you just installed by going to Settings - General - iPhone storage (iPhone storage), select the app and tap Offload app (remove apps). ).

Note, this will free up space used by the app, but will still retain relevant data. When you reinstall the app, everything will be restored automatically.

3. Delete widgets

Some third-party widgets may be poorly encrypted, causing the iPhone to drain the battery. Therefore, you try to remove unnecessary widgets on the screen, and check if the problem has been fixed or not.

4. Disable 'Refresh app in background'

Background apps on your iPhone may affect your device's overall performance and battery life, if data is constantly being refreshed. Turning off the "Background App Refresh" feature will help your iPhone run faster and drain your battery less.

5. Turn off auto brightness adjustment

By default, iOS automatically adjusts the screen's brightness based on the ambient light measured by the sensor.

However, this can have a big impact on battery life. The right brightness control is one that helps you improve battery life on your iPhone 12 and other iPhone models.

To turn off auto brightness, go to Settings> Accessibility> Display & Text Size> turn off Auto Brightness.

6. Update iOS 14.3 beta

Another option is to update your iPhone to a newer version of iOS, specifically at the moment iOS 14.3 beta 3 by going to Settings - General - Software update (software updates ) - Download & Install (download and install).

Note, to be able to pre-install the beta (beta) versions, users need to use the developer profile. First, open Safari and go to link here then download iOS beta profile and follow the instructions. Finally, users simply need to reboot the device and download the iOS 14.3 beta update.