中古iPhoneのロック解除方法を学ぶ【2025年版ガイド】

たくさんの方法があります how to unlock second hand iPhone. If you have bought an iPhone from someone and you do not have contact with the said person, and then suddenly you have locked the device, then this is necessary to learn. Aside from knowing how you can get through the device, we will also talk about some of the tools that you can use to secure all the data that you have stored on your device.

At the end of this article, you will be able to figure out some of the ways how to unlock your iPhone for free, in case you have already lost hope of being able to use it when the original owner is nowhere to be found anymore. All the things that you will be reading in this article will help you, so let us begin.

Part #1: Oh No! My Apple ID Got Locked!Part #2: What Are The Methods on How to Unlock Second Hand iPhones?Part #3: How to Unlock Second Hand iPhone Using A Third-Party Tool?パート4：すべてを要約する

Part #1: Oh No! My Apple ID Got Locked!

When you are in a rush or when you have a lot of things on your mind, there can really be a time that you occasionally forget the password on your iPhone, and it would only be difficult to resolve if the situation has been crucial. If you are an Apple user ever since you would know that it is very important to have your Apple ID intact as it is the identification of your Apple device or your Apple account.

When you have forgotten your Apple ID there is no way that you can be able to access Apple services such as iCloud, App Store, FaceTime, and even Apple Support which is considered one of the most necessary. And this situation may happens if you have got a second-hand iPhone, thus it's a need to learn how to unlock second hand iPhone.

And if there is an instance that your Apple ID got locked it must probably mean that you have made a lot of trials in inputting passwords that you think fit the one that you have set. However, since you cannot remember it well, the Apple ID got locked. It is a security feature of Apple devices to lock your Apple ID so that unauthorized transactions can be prohibited and only the rightful owner can allow things to happen within his or her Apple device.

1. インターネット接続に問題があるため、Apple ID の処理を​​続行できません。
2. 使用している iOS デバイスで制限が有効になっています。
3. The Apple services are really down, and there is no way that your アップルID can be active again until the servers are up.
4. 現在、iCloud はバックアップからアプリケーションを復元しています。
5. 使用している Apple デバイス (iPad、iPod、iPhone) が監視されている可能性があります。

Part #2: What Are The Methods on How to Unlock Second Hand iPhones?

If you have bought your iPhone from a person, and you have suddenly locked it, and tried to access it to no avail, you must be in a large panic. This can usually happen to people who have purchased second-hand iPhones and has no idea how to unlock second hand iPhone. Now, let us present to you the tools that you can try to use to be able to solve the dilemma.

シリ

One of the most common and basic fixes is to trick Siri. This voice assistant of Apple can help you get through your device by bypassing the passcode. On the other hand, this is considered a type of temporary fix only, since you have to do the same tricking every time that you will try to access your device. It should also be noted that the said fix, is only effective if you have iOS 10 up to iOS 10. And it would not guarantee you the removal of the passcode of your device. Here’s how you trick Siri.

Step #1. To activate Siri, you have to press and then hold the “ホーム ” button on your device. You have to say “What is the time ”, then a clock icon will appear, and you have to tap the clock icon to be able to start the process of how to unlock second hand iPhone.

Step #2. You have to go through the World Clock, and then click the clock icon so that you can add another clock. You also need to look for a city, you can type in anything, and then click “すべて選択 "。

Step #3. There will be a lot of pop-ups, you have to click “シェアする ”. Then there will be a window with a lot of options in it. You have to select “お問い合わせ内容 "。

Step #4. Then you have to type in anything that you wanted and choose “返品 ” in the recipient field.

Step #5. Then the said text will be highlighted in green, and then you have to click the “+ ” sign then you will see a new window that will appear. Tap “新しい連絡先を作成 "。

Step #6. Click “写真を追加する ”, and then hover your mouse and tap “写真を選んでください ”, doing such will help you access the “写真 」アプリ。

Step #7. Exit in the “写真 ” app by tapping “ホーム ”, and you can now enjoy your iPhone even without knowing the passcode.

iTunes

One of the most important apps if you are an iPhone user is iTunes. And you can also use it how to unlock second hand iPhone, and by using iTunes to restore the default factory settings on your iPhone. Here’s how you do it through the use of iTunes.

Step #1. You have to connect your device to your Windows computer or Mac computer. And then you have to open iTunes, and then turn off your device.

Step #2. Then, you have to put your device in “復旧モード ”. Here’s how you put your device in “復旧モード ” depending on the model of your device.

1. If you have an iPhone 8 or the latest version of the iPhone, you have to connect your device to a computer, and then press the “ボリュームを上げます 」、そして「ダウン量 ” buttons. Then you have to hold the “ ” button and wait until you see the screen for “復旧モード "。
2. If you have an iPhone 7 or iPhone 7Plus or an iPod on the 7th generation, you have to press and then hold for some time the top or the side buttons, and then you have to do this at the same time with the “ダウン量 ” button, you also have to keep holding them and stop until you see the screen for “復旧モード "。
3. If you have an earlier version of the iPhone, you have to press the “ホーム " そしてその "Top ” buttons at the same time, and you also have to keep holding them until you are able to see the “復旧モード 」画面が表示されます。

Part #3: How to Unlock Second Hand iPhone Using A Third-Party Tool?

For the next part of the article, we will be sharing with you a third-party tool called the iOSアンロック. It is a reliable partner when it comes to the security and welfare of your devices. It can help you with a lot of things such as the removal of Apple ID, wiping the passcode of your devices, and getting rid of the password for “上映時間 "。

無料ダウンロード 無料ダウンロード

This tool is easy to use and is compatible with both Mac and Windows computers. If you opted to use the iOS Unlocker, you should have a backup of all the data that are stored on your device to avoid accidental loss of data. You also have to know that once you have proceeded with the process, the operating system of your device will be upgraded to the latest version, and you must connect your device to a computer prior to the initiation of the process.

Here are the steps on how you can use the iOS Unlocker how to unlock second hand iPhone.

1. Firstly, you have to open the iOS Unlocker using your personal computer, and then click the “パスコードをワイプ ” feature of the iOS Unlocker.
2. Then you can now connect your device to the computer via cable. Always remember to tap “信頼 ” to be able to start the process.
3. Then, you have to make a confirmation of all the details about your device, and then click “お気軽にご連絡ください "。
4. Once you tap to start, the downloading of a certain firmware package will commence, and then tap “AIの洞察を解き明かす ”, and you also have to type “0000 ”, then wait for a few minutes until you can access your device once again.

人々はまた読むiTunesを使わずにiPadのロックを解除する方法【2024年版ガイド】iPhone 5c T Mobileのロック解除はたった数ステップで完了

パート4：すべてを要約する

It could really bring you to panic when you are in a situation and you cannot access your device upon accidentally locking it. It is surely a pain in the mind, knowing that it contains most of your important details. We hope that you have learned something that will help you in case you wanted to learn how to unlock second hand iPhone.