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Why is the Internet speed of Apple mobile phone slow?

2025-11-17 16:40:35 educate

Why is the Internet speed of Apple mobile phone slow?

Recently, many Apple mobile phone users have reported that the network speed of their mobile phones is slowing down, especially after upgrading the system or replacing a new phone. In response to this hot topic, we have compiled relevant discussions and data from the entire network in the past 10 days to help users analyze the causes and provide solutions.

1. Analysis of common causes

Why is the Internet speed of Apple mobile phone slow?

According to user feedback and technical testing, the slow network speed of Apple mobile phones may be caused by the following reasons:

ReasonProportionTypical performance
Carrier network issues35%Weak signal, frequent switching between 4G/5G
iOS system bug28%Internet speed drops after upgrade
Hardware failure15%Antenna module damaged
Background application usage12%Abnormal data consumption during standby
Others10%VPN conflicts, DNS setting errors, etc.

2. Ranking of popular solutions

The following are the 5 solutions with the highest number of likes on social platforms recently:

methodOperation stepseffectiveness
Reset network settingsSettings-General-Transfer or Restore iPhone-Restore Network Settings★★★★☆
Turn off the 5G switchCellular Network-Cellular Data Options-Voice & Data-Select 4G★★★☆☆
Update carrier configurationAfter inserting the SIM card, wait for automatic updates or manually download the description file.★★★☆☆
Disable VPN serviceSettings-General-VPN and Device Management-Turn off VPN★★★★☆
Clean background appsDouble-click the Home button/swipe up to close all background applications★★☆☆☆

3. Comparison of recent user measured data

By collecting test results from 100 iPhone14 series users (using the Speedtest tool):

Processing methodAverage download improvement (Mbps)Average upload improvement (Mbps)
Before processing23.58.2
After resetting the network58.724.6
After turning off 5G41.318.9
After updating the system36.815.4

4. Professional advice

1.Prioritize troubleshooting operator issues: It is recommended to first compare the network speed performance of other mobile phones in the same location to confirm whether it is a base station coverage issue.

2.Upgrade your system with caution: iOS17.2 version has network module compatibility issues, please wait for subsequent minor version updates.

3.Hardware detection: If restoring the settings multiple times does not work, it is recommended to go to the Apple Store to check the antenna module. There is a recall case for design defects in the iPhone12 series.

4.ultimate solution: After backing up data, perform DFU mode flashing through iTunes to completely clear system-level network configuration errors.

5. Latest developments

According to the Apple support community, the company has confirmed that it will fix the 5G network scheduling algorithm problem of some models in the iOS 17.3 version. The update is expected to be pushed in mid-January 2024. At the same time, the problem reported by users in China that "the secondary card affects the network speed of the main card in dual-SIM mode" has been included in the list of known issues.

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