On iPhone models that support 5G, you may see a setting called “Allow More Data on 5G” under Cellular data options. This setting controls how your iPhone uses mobile data when it is connected to a 5G network, and it can affect streaming quality, download speeds, and certain background activities. In this post, you can discover what this option means, how it works, and how it differs from other data modes on the iPhone.
What Is “Allow More Data on 5G” on iPhone?
“Allow More Data on 5G” is one of the data mode options available on 5G-supported iPhone models. It allows your iPhone to use more mobile data when connected to a 5G network and prioritizes performance and higher-quality content instead of limiting data usage. When this setting is enabled, iOS can take greater advantage of 5G speeds for certain apps, streaming services, and system processes, but it does not change your mobile plan or carrier features.
What Does “Allow More Data on 5G” Actually Do?
When “Allow More Data on 5G” is enabled, your iPhone uses 5G capacity more actively to deliver higher performance and improved content quality [1]. It allows apps and system services to take fuller advantage of available 5G bandwidth instead of limiting data usage.
Higher-Resolution Streaming: It allows higher-resolution video streaming when you are connected to a 5G network.
Faster Downloads: It enables faster downloads for apps, updates, and large files over mobile data.
Improved Real-Time Communication: It can improve the quality of FaceTime calls and other real-time services.
Background System Activity: It allows certain background tasks, such as iCloud syncing and system updates, to use more mobile data while connected to 5G.
Note: This setting does not increase the maximum 5G speed provided by your carrier. It simply allows your iPhone to use more 5G data for higher-quality content and system tasks when 5G is active.
How Is “Allow More Data on 5G” Different from Standard and Low Data Mode?
iPhone offers three Data Mode options: Standard, Low Data Mode, and Allow More Data on 5G. Each mode controls how your device balances performance and mobile data usage.
Standard Mode: This is the default setting and balances performance with data usage. It may pause or limit certain background activities and updates when using mobile data.
Low Data Mode: This setting reduces background data usage to help save mobile data. It may limit automatic updates, background app refresh, and some streaming quality.
Allow More Data on 5G: This setting prioritizes higher performance and improved content quality when connected to 5G. It allows apps and system services to use more mobile data compared to the other two modes.
For more information, you can read our post on What is Low Data Mode on iPhone.
Where Is “Allow More Data on 5G” on iPhone?
You can find “Allow More Data on 5G” in the Data Mode settings on supported iPhone models.
Open Settings and tap Cellular or Mobile Data, depending on your region.
Tap Cellular Data Options.
Select Data Mode.
Choose Allow More Data on 5G from the available options.
Note: This option only appears on iPhone models that support 5G and are connected to a carrier network that offers 5G service.
Should You Turn On “Allow More Data on 5G”?
The decision to enable “Allow More Data on 5G” depends on how you use mobile data. This setting is intended for users who want higher content quality and stronger performance while connected to a 5G network.
You may benefit from enabling it if you regularly stream high-resolution video over mobile data.
It can be useful if you download large files or apps using 5G.
It may improve your experience with real-time services such as video calls.
You may prefer Standard or Low Data Mode if you want to limit mobile data usage.
Note: The overall impact of this setting depends on your 5G coverage and the type of mobile data plan you use.
Does “Allow More Data on 5G” Work with eSIM?
“Allow More Data on 5G” works the same way on eSIM as it does on a physical SIM. The setting is connected to the active mobile data line on your iPhone and applies whenever that line supports 5G.
Same Functionality as Physical SIM: This setting behaves the same on eSIM and does not change based on the type of SIM you use.
Applies to the Active Data Line: The option controls how your iPhone uses data on whichever line is currently selected for mobile data.
Does Not Change Your Data Plan: Enabling this setting does not modify your carrier plan, data allowance, or network access.
For more information, you can read our post on eSIM 5G Compatibility.
Frequently Asked Questions
Does “Allow More Data on 5G” use more data?
Yes, this setting can increase mobile data usage compared to Standard or Low Data Mode. It allows higher-quality streaming and certain system activities to use more data when connected to 5G.
Does “Allow More Data on 5G” affect battery life?
It can affect battery usage in some cases. Increased 5G activity, such as streaming or downloads, may lead to higher power consumption depending on signal strength and usage patterns.
Does “Allow More Data on 5G” work on LTE?
No, this setting only applies when your iPhone is connected to a 5G network. It does not change data behavior on LTE or other network types.
For more information, you can read our post on What Does LTE Mean on iPhone.
Can you switch between Data Modes anytime on iPhone?
Yes, you can change the selected Data Mode at any time in Settings under Cellular or Mobile Data. The new setting takes effect immediately after selection.
Does “Allow More Data on 5G” work with Roamless eSIM?
Yes, this setting works with Roamless eSIM the same way it works with any supported mobile carrier. If Roamless is selected as your active data line and 5G is available, the option controls how your iPhone uses 5G bandwidth. It does not change your data plan or network access.
Sources:
[1] Apple Support. ''Use 5G with your iPhone''. Accessed February, 2026. - https://support.apple.com/en-us/108383
