How to activate second-hand Apple 5s: hot topics and detailed guide on the Internet
Recently, the popularity of the second-hand mobile phone market continues to rise, especially the classic model iPhone 5s that has become the focus due to its cost-effectiveness. The following are the topics related to second-hand mobile phones that have been hotly discussed on the Internet in the past 10 days:
| hot topics | Discuss the popularity index | Main platform |
|---|---|---|
| Second-hand iPhone inspection tips | 85% | Zhihu/Bilibili |
| Old iPhone system upgrade issues | 72% | Weibo/Tieba |
| Apple ID Unlock Service Risks | 68% | Douyin/Kuaishou |
| Used Cell Phone Battery Replacement Guide | 63% | Xiaohongshu/Baidu Experience |
1. Necessary checks before activation
1.Equipment status query: Verify the serial number through Apple's official website or third-party tools (such as Aisi Assistant) to confirm that there is no activation lock.
2.Basic functional testing: Check whether core functions such as the Home button, fingerprint recognition, and camera are normal.
3.Network compatibility: Confirm that the current SIM card operator (China Mobile/China Unicom/Telecom) is supported.
| Check items | normal behavior | Exception handling |
|---|---|---|
| screen display | No bright spots/bad pixels | Request a return or exchange |
| Fingerprint recognition | Quick response | Try resetting the system |
| WiFi connection | Stable and does not drop offline | Check router settings |
2. Detailed activation steps
1.Insert SIM card: Use a card cutter or nano SIM adapter (pay attention to the card tray direction)
2.Boot boot: Press and hold the power button until the Apple logo appears (it takes about 2 minutes to start up for the first time)
3.Language selection: Simplified Chinese is recommended (can be changed later if other languages are needed)
4.Connect to the Internet: WiFi activation is recommended (cellular data may be limited)
| steps | Operation tips | FAQ |
|---|---|---|
| Apple ID login | You can skip this step | If you forget your password, you need to reset it on the official website |
| location services | Recommended to enable | Affecting Find My iPhone functionality |
| Create password | Just 4 digits | Continuous errors will lock the device |
3. Optimize settings after activation
1.System version confirmation: iOS 12.5.7 is the final supported version (Settings-General-About this Mac)
2.Storage space cleanup: Delete pre-installed useless applications (such as iMovie, Pages, etc.)
3.Battery health check: Replacement is recommended if less than 80% (third-party battery is about 80-150 yuan)
4. Precautions
• Avoid purchasing carrier-locked contract phones (requires specific card to unlock)
• Be wary of "monster machines" (refurbished machines with modified serial numbers)
• It is recommended to reserve at least 2GB of storage space to ensure system smoothness
Through the above structured guide, even first-time iPhone users can successfully complete the activation of a second-hand iPhone 5s. If you need further help, you can visit Apple's official support page or authorized service provider.
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