iPhone can run on one battery charge for more than one business day. To do this, it is enough to change several parameters of the system, without losing the useful features of the gadget.

Visual Effects One of the most effective ways to increase autonomy since iOS 7 was and still is to disable visual effects.

This does not affect the functionality of the gadget in any way, but it saves you a healthy charge.

Go to Settings - General - Universal Access - Reduce the motion and turn on the self-tumbler.

From the system will disappear visual effects when opening and closing applications, live wallpaper and other small effects.

Autoset The second iOS option, which can be changed to increase the autonomy of the device without losing the basic capabilities.

Reducing the time before the automatic blocking, we will shorten the display time and at the same time increase the life time without recharging.

Go to Settings - Screen and brightness - Auto-lock and reduce the current value to a minute or even 30 seconds.

The minimum period of time may be missed by those who read a lot from the iPhone screen.

Geolocation Many developers try to get additional statistics from the device and at the first start ask permission to access the geolocation module. Most allow access, and then wonder that the iPhone is discharged for dinner.

Allow the definition of the current location only for programs that do not work without this.

To check the list of permissions, go to Settings - Privacy - Geolocation Services.

Feel free to unplug most of the programs and games, do not forget to look at the very bottom of the list of system services that work with geolocation.

Notifications Another attempt by third-party developers to quickly drain the smartphone battery. Not having thought agreed at the first start of the game and you receive news, messages about replenishment of lives, new quests and t.

To remove this disgrace, you need to go through the list of applications with notifications. This is done in the Settings - Notifications menu..

Automatic content downloading This option not only reduces the battery life of the device, but also consumes system resources. When downloading an Internet channel is clogged up, and old iPhones may noticeably slow down.

Open Settings - iTunes Store and App Store and disable automatic download of music, programs, books and updates for applications.

Updating the content Now you should forbid the programs themselves in the background to download information or data.

Go to Settings - General - Update content and disable access for most applications.

Should leave postal workers, messengers and some specific programs that work with the network.

Cellular data for programs and games When figured out with the ban on work on Wi-Fi, we turn to the issuance of rights to mobile Internet.

Applications that are allowed access will not only deplete the iPhone, but also spend limited traffic.

Open Settings - Cellular and turn off all unnecessary.

Widgets Of course, seeing the stock price, weather and other data on the lock screen is always cool, but you should adequately assess the usefulness of the permanent operation of such widgets.

Most users can safely turn off these informers and once a day see the forecast in the application.

Just open the section with widgets, click the Edit button and disable unnecessary.

The physical activity of the iPhone perfectly copes with the functions of a fitness tracker, knows how to count the distance, steps and calories. Many users do not need such statistics or use for this purpose a specialized gadget.

Standard fitness tracking on the iPhone while you can disable.

Open Settings - Privacy - Traffic and Fitness and turn off Fitness Tracking.

10. Power saving mode A useful chip from previous versions of iOS has become even more convenient.

Now the coveted mode of low energy consumption can be switched on directly from the tender curtain of the system.

To begin with, add the required switches in the Settings - Control item - Configure controls.

After that, you can enable or disable the power saving mode without unlocking the smartphone. At the same time, the performance of the gadget will decrease, unnecessary services and services will be disabled in most cases, and the device itself will live longer without recharging.

That's how you can extend the running time of the iPhone with iOS 11 and at the same time do not lose the necessary features of the device.