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In-depth Analysis of iPhone 17 Cellular Issues: What are the causes and possible solutions?
Analyzes the cellular connection problem (especially ping delay) occurring in the iPhone 17 series through various tests, and deals in depth with the cause of the problem, the level of user experience, and the possibility of resolution. It is estimated to be a Qualcomm modem optimization problem, and suggests the possibility of improvement through software updates.
1. 📱 iPhone 17 Series: Stuttering and Disconnection Issues When Using Cellular Connection
- ✅ The iPhone 17 series (both basic and Pro models) has no issues when connected to Wi-Fi, but experiences stuttering and slow response times when accessing the internet in a cellular environment (4G, 5G).
- ✅ There are delays in sending KakaoTalk messages, delays in loading web pages, and in severe cases, stuttering occurs when running games.
- ⚠️ This issue is being seriously raised in some user communities, but it is not being widely covered in the media.
00:00 - 01:16
1. 📱 iPhone 17 Series: Stuttering and Disconnection Issues When Using Cellular Connection
- ✅ The iPhone 17 series (both basic and Pro models) has no issues when connected to Wi-Fi, but experiences stuttering and slow response times when accessing the internet in a cellular environment (4G, 5G).
- ✅ There are delays in sending KakaoTalk messages, delays in loading web pages, and in severe cases, stuttering occurs when running games.
- ⚠️ This issue is being seriously raised in some user communities, but it is not being widely covered in the media.
01:17 - 03:49
2. 🤔 What is a Ping Test? What Problems Occur When Ping is Slow?
- ✅ Ping refers to the response time it takes to send and receive data with a server when accessing a specific website on the internet.
- ✅ A slow ping means that the initial response time is slow when you press a web page or click a link.
- ✅ A ping of 2 seconds means that the response will start 2 seconds after you perform an action.
- ✅ Generally, a ping of 50ms or less is pleasant, 50~100ms is normal, you can feel it when it exceeds 100ms, and you may feel uncomfortable when it exceeds 200ms.
- ✅ Ping affects the overall usage environment, including web surfing and internet games.
03:50 - 06:19
3. 📊 iPhone 17 Cellular Ping Test Results: Severe Level of Delay Confirmed
- ✅ The iPhone 17 Pro model showed a comfortable speed of 100ms or less in the ping test in a Wi-Fi environment.
- ⚠️ In the ping test in a cellular (LTE, 5G) environment with the same model, the average ping was high along with the phenomenon that the ping jumped unstably. About 20% of data requests failed to receive a response.
- ✅ When tested in the same environment with the iPhone 16 Pro model, the ping maintained a stable speed of 100ms or less, and there was almost no loss.
- ✅ As a result of testing with 8 other smartphones in the office, all phones except the iPhone 17 series showed normal ping values.
- ⚠️ Only the iPhone 17 and 17 Pro models showed an average ping value as high as 300~400ms, and a timeout phenomenon was also confirmed in the middle.
06:20 - 07:08
4. 🤔 User Experience Due to High Ping: Inconvenience When Web Surfing, Using KakaoTalk, and Watching Videos
- ✅ If the ping is high, the web page loading speed is slow when clicking a link, and there is a delay when loading additional content such as videos in the link.
- ✅ When sending KakaoTalk messages, there is also a stuttering phenomenon compared to phones with low ping.
- ✅ Especially if you frequently watch short videos (short form), you can greatly feel the delay due to ping every time you switch videos.
07:09 - 09:54
5. 🌐 Google Server Ping Test: iPhone 17 Still Experiences High Ping and Data Loss
- ✅ As a result of performing a ping test by specifying a specific server (Google) IP address, the iPhone 17 showed worse results than the previous test, with an average ping exceeding 500ms.
- ⚠️ The data loss rate was low, but as a result of repeating the test, it was also confirmed that loss occurred in the middle.
- ✅ The fact that this level of loss occurs on Google servers means that there is a high possibility that loss will occur when connecting to most other servers as well.
- ✅ Ping issues may be more noticeable when watching short-form videos.
09:55 - 10:56
6. 🎮 Game Test Results: No Peculiarities Found in Battlegrounds
- ✅ No problems due to ping were found when playing Battlegrounds.
- ✅ However, if you perform a ping test again after exiting the game, the problem of high ping was reproduced.
- ✅ If you turn the phone off and on to test, the phenomenon of ping increasing again occurred.
10:57 - 13:03
7. 🤔 Problem Cause Analysis: Possibility of Qualcomm Modem Optimization Issue Raised
- ✅ It is estimated that the cellular problem of the iPhone 17 series is likely to be a battery optimization problem of the Qualcomm X80 modem.
- ✅ When running high-performance games, the modem operates in active mode and the ping is stable, but after resting the phone for a while, the modem switches to power saving mode and the ping appears to jump.
- ✅ The Qualcomm X80 modem is also used in other smartphones, but since the problem only occurs in the iPhone 17 series, it is highly likely to be a software optimization problem.
13:04 - 15:23
8. 💡 User Experience Level and Possibility of Improvement
- ✅ The level of experience due to ping problems may vary from user to user. Users who frequently watch short-form videos, surf the web, and send short text messages may experience it more significantly.
- ✅ The level of experience may also vary depending on the signal environment.
- ✅ This problem is likely to be improved through software updates. By preventing unnecessary sleep mode transitions through optimization, it is expected that battery life can also be increased.
15:24 - 16:13
9. 🙏 Hoping for Apple's Quick Problem Solving
- ✅ We hope that Apple recognizes this problem and improves it as soon as possible.
- ✅ Ping problems can be very important to users in urgent situations such as stock trading and lecture applications.