SG777 Battery Drain on Long Phone Sessions: Causes and Fixes

Few things end a session faster than a phone that dies halfway through it, and battery drain on a long game session has a short list of causes. Apple and Google each publish their own list, and the fixes sit in two menus: Low Power Mode on iPhone and Battery Saver on Android. This page works through the causes in the order they bite, with a fix for each, and covers what a battery saver does to a round that is still open. It belongs to the default browser settings group, which also covers saved logins and screen rotation.

Battery drain from a bright screen that stays on

Google’s page on getting the most life from an Android battery lists screen time and brightness first among the settings that use less battery. It says to let the screen turn off sooner, reduce screen brightness and set the brightness to change automatically. Its list of actions that keep the screen on includes watching videos and playing graphics-heavy games, both of which a casino session resembles.

Heat from charging while you play

Google’s page says to keep the phone cool and to avoid situations where it can overheat, especially when the battery is fully charged. It adds that a battery drains much faster when hot, even when not in use. A phone that is charging inside a case while a game runs gathers heat from both jobs at once.

A constant connection and background activity

Google’s page tells you to avoid a constant internet connection, listing hotspots, long GPS use, streaming, and calls on the move. It also says to use Wi-Fi instead of mobile data, turn off Bluetooth you do not need and turn on Airplane mode if you do not need the mobile network. Apple’s page says Low Power Mode turns off Background App Refresh, automatic downloads and email fetch.

Low Power Mode on iPhone

Apple’s page says that when the battery level gets low, Low Power Mode reduces background activity to extend battery life. The steps depend on the model.

1. On iPhone 15 and later models, open Settings, tap Battery, then tap Power Mode, and turn Low Power Mode on.
2. On iPhone 14 and earlier models, open Settings, tap Battery, and turn Low Power Mode on.
3. From Control Center, swipe down from the top-right corner of your screen and tap the battery icon.
4. Check the battery icon in the status bar: Apple’s page says it turns yellow while Low Power Mode is active.

Apple’s page says that if your device supports Adaptive Power and it is turned on, Low Power Mode turns on when the battery goes below 20%. It also says Low Power Mode turns off when you charge the device to 80% or higher. While it runs, Apple lists these limits: Auto-Lock is set to 30 seconds, display brightness is reduced, some visual effects go off and Background App Refresh is off.

Android Battery Saver: how to turn it on

Android Battery Saver is the equivalent on an Android phone, and Google documents it twice: once for Android in general and once for Pixel phones. Android Help says to open your phone’s Settings app, tap Battery, then Battery Saver, and choose a schedule or an automatic turn-off.

1. Open the Settings app and tap Battery, then Battery Saver.
2. On a Pixel, swipe down from the top of the screen and tap Battery Saver to switch it on or off quickly.
3. For an automatic start, go to Battery, Battery Saver, Schedule and reminders, and make sure Turn on based on battery level is on, then slide the percentage bar to the level you want.
4. To have it switch off at a charge, make sure Turn off at 90% is on, a setting Google’s Pixel page prints.

Google’s Pixel page says reminders arrive when the battery reaches 20% and again at 10%, and that Battery Saver turns off while the phone charges. Android Help adds that when it is on, Battery Saver turns on Dark theme and limits or turns off background activity, so some effects, connections and apps may be delayed.

What a battery saver does to a round in flight

A round that is open when the phone’s power mode changes is the case worth planning for. Google’s Pixel page says that under Standard Battery Saver, apps do not run in the background unless you turn off battery optimization, and that apps refresh their content only when you open them. Extreme Battery Saver, available on Pixel 3 and later, pauses most apps and drops the screen timeout to 30 seconds.

So the safe habit is to switch the mode on before a session, not during a round. If the game freezes or the screen goes dark mid-round, wait for the phone to wake, reopen the page and open the history screen inside the game you play, which shows whether the round settled. Nothing on this page promises how any particular game reacts, so read the game’s own info screen.

Still not working?

If the battery still empties quickly after the changes above, work down this list.

1. Restart the phone. Google’s battery page lists a restart for problems that will not go away, and says to hold the power button for about 30 seconds on most phones.
2. Check for updates. Google’s page points to Settings, System, Software update on Android and to the Play Store for app updates.
3. Read the maker’s battery page for your model, because Google’s page says battery life depends on the device and sends you to the manufacturer for specifics.
4. Plan the session around the battery you have: set a loss limit before play and a stop time, so a low battery never decides when you stop.

If you sign in on this phone often, the autofill password steps for iPhone and Android keep the sign-in short, and a game that wants landscape needs you to rotate the screen on an iPhone before you begin. Everything here is for readers aged 21+.