Modern Apple smartphones such as iPhone 13 or newer models are configured by default for maximum process automation. The system iOS The app strives to always keep the device up-to-date, downloading major operating system updates at the earliest opportunity. This most often happens in the background when the phone is connected to a home Wi-Fi network and charging. However, there are situations when the user wants to manually control this process or avoid overloading the network.
It is important to immediately clarify a technical nuance: the very wording “disable updates via Wi-Fi” often implies the opposite task - to prohibit downloading firmware via mobile InternetWhen your home network isn't nearby, it's especially common for automatic downloads of several gigabytes of data to occur when roaming or using a limited mobile data plan. In this guide, we'll discuss how to limit background system activity and prevent the use of cellular networks for updates.
Control over these settings is located deep within the system settings, and Apple periodically changes the location of some switches with the release of new versions. iOS 16 And iOS 17Below are the current methods for modern operating system versions. You'll learn not only how to block downloads but also how to understand which processes are currently consuming your bandwidth.
Setting up restrictions for a cellular network
The main mechanism that allows you to prevent mobile data from being used for system needs is located in the cellular settings section. This is where you decide whether your iPhone Use your carrier's network to download operating system files. This is disabled by default in recent software versions, but it's worth double-checking, especially if you've just updated or reset your settings.
To make sure that protection is active, you need to go to the menu Settings → CellularIn the list of internet-using apps that opens, scroll to the very bottom of the screen. You'll find the "Cellular Data" section there. If you see a "Software Update" toggle, it should be turned off. This ensures that even without Wi-Fi, your phone won't start downloading gigabytes of data.
It's worth noting that in some regions or with certain telecom operators, this option may have a different name or be hidden. In such cases, the system relies on general rules. background activityIf you don't find an obvious switch, it's most likely your carrier and version iOS We have already agreed not to allow system updates to be sent over the mobile network without the user's explicit permission.
⚠️ Note: The settings interface may vary slightly depending on your device's region and carrier version. If you don't see the options described, check the official Apple documentation for your region to ensure the information is up-to-date.
Additionally, in this section, you can disable cellular data access for specific apps you don't want online when Wi-Fi is off. This will help save data not only on system apps but also on third-party apps. Managing these permissions wisely is key to controlling your spending.
Managing automatic iOS updates
The central hub for managing the installation process of new operating system versions is the "General" section. This is where the toggle for automation is located. If you want to completely disable notifications about new versions and prevent your phone from scheduling installations at night, you'll need to adjust the settings in this menu.
Follow the path Settings → General → Software UpdateHere you'll see the current system version and information about available updates. At the top of the screen (or at the bottom, depending on the version) iOS) there's an option called "Automatic Updates." Clicking it will take you to a menu with two main switches: "Download iOS updates" and "Install iOS updates."
☑️ Checking auto-update settings
For full manual control, you need to turn off both switches. The first will prevent the phone from downloading the firmware file in the background, even if it's connected to Wi-Fi and charging. The second will prevent automatic installation of an already downloaded file. After this, the phone will only notify you of a new version, but will not take any action without your intervention.
This is especially true for users who prefer to wait a week or two after the release of a new one. iOSto read feedback about errors and bugs. The automatic system won't give you this opportunity if it's enabled, as it aims to update all devices in the fleet as quickly as possible.
Background content refresh and its impact
In addition to system files, the "Content Refresh" feature consumes a significant amount of data. It allows apps like email, messengers, and news feeds to stay up-to-date in the background. While this doesn't directly update the firmware, it creates constant network traffic that can interfere with or compete for Wi-Fi bandwidth.
You can find this setting by following this path Settings → General → Content UpdateHere you'll find a list of all installed apps. You can disable this feature globally or select "Wi-Fi" mode to block background activity over the cellular network. This won't completely disable the internet for apps, but it will prevent them from waking the phone to sync when the screen is off.
| Opening hours | Description of behavior | Impact on battery |
|---|---|---|
| Off | Applications are updated only when launched | Minimum |
| Wi-Fi | Background sync at home/office only | Moderate |
| Wi-Fi and Cellular | Always in sync anywhere | High |
Disabling this feature for heavy apps that you rarely use can significantly extend battery life. iPhone from a single charge. The system will stop constantly polling servers in the background, which will also reduce device heating. This is especially important for older models, whose battery life is no longer what it was when purchased.
Impact on Push Notifications
Disabling background content refresh does NOT disable push notifications. Messengers use a separate system channel, the Apple Push Notification service (APNs), which operates independently of background content download settings.
Automatic downloads in the App Store
Another source of traffic is automatic downloads of updates for installed applications. Even if you have disabled the update itself. operating system, apps may continue to update, consuming data and disk space. This can be configured separately in the content store section.
You need to go to Settings → App StoreThere are two switches in the "Automatic Downloads" section. The first one controls apps, the second one controls games. If you disable them, new versions of apps won't download automatically, even over Wi-Fi. You'll have to go to the App Store and update them manually.
- 📱 Applications: Updates all working software, from banks to utilities.
- 🎮 Games: Updates game assets and engines, which are often heavy.
- ☁️ Automatic downloads: syncs content from your other Apple devices.
Also in this section is the important "Cellular Data" toggle. When enabled, your phone will be able to download apps up to 200 MB in size (limit subject to change) over your mobile network. To save data, it's best to keep this option disabled to avoid accidentally downloading a large app while on the go.
Limit background activity for specific apps
System iOS Allows you to flexibly customize the behavior of each individual app. This allows you to strike a delicate balance: leaving background activity for messengers to avoid missing messages, while disabling it for video editors or navigation apps that aren't needed right now.
On the list Settings → General → Content Update You can scroll down to the list of apps. Here you'll see which apps have access to background refresh. By disabling the switches next to specific apps, you prevent them from accessing any network activity while in sleep mode.
It's especially useful to disable this feature for apps you rarely use but that tend to load heavy content, such as streaming services or travel apps. This will not only save data but also free up RAM. smartphone, since the system will not have to keep the processes of these applications active.
⚠️ Please note: Completely disabling background activity for email clients may result in delays in email delivery. You will only receive emails when you open the app. Keep this in mind if you are waiting for important notifications.
Data Saver Mode as a Radical Solution
For situations where you need to ensure all background processes and downloads are stopped, there's the "Data Saver" mode. This "heavy artillery" blocks almost all network activity not directly used by the user at the moment.
There are two ways to enable it. Globally: Settings → Cellular → Data Options → Data Saver. Or for a specific Wi-Fi network: Settings → Wi-Fi → (i) next to the network name → Data SaverIn the second case, the phone will behave as if you are roaming, even if you are at home.
The Path to Global Inclusion:
Settings -> Cellular -> Data Options -> Data Saver
When this mode is activated, the system pauses automatic downloads, iCloud photo updates, syncing, and other background tasks. This is an ideal way to prevent data usage or speed up network performance if your connection is congested. However, keep in mind that in this mode, you may not receive a new email notification until you open the Mail app.
Frequently Asked Questions (FAQ)
Is it possible to completely prevent iPhone from updating?
It's impossible to completely and permanently disable system updates, as this compromises device security. However, you can disable automatic downloads and installations, forcing the system to prompt for permission each time. You can also choose not to install the update until Apple stops signing the previous version.
Why does my phone get hot at night if updates are disabled?
Heating can be caused by iCloud Photo background syncing, Spotlight indexing, or heavy apps running in the background. Check your battery usage statistics in Settings to identify the culprit, and try enabling Airplane Mode overnight to check.
How much data does it take to update iOS?
A full system update (for example, from iOS 16 to iOS 17) can weigh between 3 and 6 GB. Minor security updates typically take up 200-500 MB. This is why it's important to monitor this process, especially when using limited data plans.
Does disabling updates affect Wi-Fi speed?
Yes, if a large update package is downloading in the background, it can significantly reduce the speed available to other devices and tasks. Disabling background downloads frees up bandwidth.
What should I do if my iPhone runs out of storage due to an update?
If the system downloaded an update but didn't install it, the file is taking up space. To delete it, go to Settings → General → iPhone Storage, find the iOS update file in the list, and tap "Delete Update."