Unlocking Apple iPhone 8 Plus Passcode without a Computer

You can still utilize a PIN if your Apple iPhone 8 Plus’s Touch or Face ID is not working. Yet, consider the possibility that you may forget your Apple iPhone 8 Plus password too. So, how to unlock disabled iPhone without computer? Do you need to connect it to your PC, run iTunes, and follow the system? Not really.

Entering the wrong password a few times will lock your Apple iPhone 8 Plus. What you want to do right now is sidestep the password so you can begin using it again. Whether you have more up-to-date models like iPhone 14, or an older one like iPhone 4, some tools can help you.

Therefore, this guide explains how to unlock iPhone passcode without computer. In addition, this guide elaborates on the safest methods available in the market to help you secure your Apple iPhone 8 Plus. So, keep reading and find out about unlocking an iPhone without a computer.

Part 1: Can I Unlock My iPhone Passcode without Computer?

Yes, you can open the Apple iPhone 8 Plus password without needing a PC.

Moreover, there are more than a few simple methods for doing such. Also, you don’t need to bother with any technical information. Users can now unlock their iPhones through the Erase iPhone, Find My, and Siri. Even if these methods don’t work in your situation, you can employ other professional tools. One such tool is Dr.Fone.

Dr.Fone-Screen Unlock by Wondershare is an expert tool to remove such issues. It is a safe method for everyone new to the technical world. The process is basic, assuming you follow the step-by-step guide below.

Part 2: 3 Methods to Unlock Disabled iPhone without a computer?

1. “Erase iPhone” Option

You want to use this method when you fail to remember your Apple iPhone 8 Plus PIN. It is the most straightforward method for opening your Apple iPhone 8 Plus, assuming you forgot your password.

Since iOS 15.2, Apple presented an “Erase iPhone” choice from the Security Lockout window. This window appears from the seventh time you enter an incorrect code. The steps beneath work if your Apple iPhone 8 Plus or iPad runs iOS 15.2 or later and has an internet connection:

• When you don’t know the lock screen PIN, please enter your password several times from your Lock Screen until it warns you the next time. Then do this step again until you see the Erase iPhone toward the side of the screen.
• Tap Erase iPhone, then click again to affirm your action.

• Enter your Apple account credentials to sign out of your Apple ID on the phone.
• Tap Erase iPhone back to erase all your files and settings forever.
• Right when the phone restarts, comply with the on-screen steps. Yet again, set your phone, and restore your information and settings from a backup. Presently set another password for your phone.

Guidelines to Restore a Locked iPhone Running iOS 15.1 or Earlier:

• Regardless, put your Apple iPhone 8 Plus into DFU mode.
• Then, connect it to a PC or Mac through a Lightning USB.
• Tap your Apple iPhone 8 Plus in the Finder sidebar on Macintosh or iTunes on the PC.
• Pick Restore when you see the decision to Restore. Let the download finish, and your phone leaves the recovery mode screen. Yet again, then switch off your Apple iPhone 8 Plus and begin.
• Disconnect your iDevice, then turn it on and set it up. That is all you must do.

Click here

2. Use Find My

Apple permits clients to erase iPhone data to protect it from others remotely. Nonetheless, your lock screen can save your data if you don’t erase the Apple iPhone 8 Plus device. Nobody can open the screen except if they enter the right passcode. After too many incorrect attempts, your Apple iPhone 8 Plus will be locked. So nobody can then touch your data.

If you have enabled the “Find My” choice before failing to remember your Apple iPhone 8 Plus PIN, there is an opportunity for you to eliminate the lock. That is to use iCloud.

Prerequisites:

• The locked device ought to have the Find My component enabled.
• The locked iPhone ought to be signed in to your iCloud ID.
• It ought to have an internet connection, be it data or Wi-Fi.
• It will help if you remember your Apple ID credentials.

To open iPhone through iCloud:

Step 1. Visit the iCloud.com page and sign in with your Apple ID and password.

Step 2. Click the “Find iPhone” choice from the various accessible choices.

Step 3. Click “All Devices” and pick the gadget you want to open.

Step 4. Click the “Erase iPhone” button. In this manner, set up the phone and another lock screen PIN. With iCloud, you can open your iDevice without contacting your device.

3. Use Siri (Only for iOS 8.0 to 10.1)

There is an issue with Siri that you can use how to unlock iPhone passcode without computer. This arrangement probably won’t work consistently, yet it deserves checking out. The bug works on any phone running on iOS 8 up to iOS 10.1

• Initiate Siri on your iDevice. You should simply long press the Home button. Then, ask Siri what the time is, “Hello Siri, what time is it?”
• Siri will then show you the time. There will be a clock symbol bordering it. Tap on the clock, and you can get to the World clock. Click on the “+” sign to add another watch.

• You will get a bar where you have to enter a city. First, write anything to make sure you can write. Then, tap on the text and click “Select all” afterward.
• You will now get new choices, including cut, copy, and so on. Tap on the “Share” button to proceed. You will get options for sharing the text. Click on the Message icon. Your device will open another window. Now, you begin drafting another message. Go to the “To” field, and type any text. Click back to proceed with opening an iPhone without a PC.
• The text will become green. Yet again, now that your text is chosen, click on “+” to add a symbol. When you tap it, another window will open. Click on “Create new contact” to proceed. You will now see a window where you can add another contact. Tap on “Add Photo” to move.

• Click the “Select/Pick Photo” button to choose a photograph from your library. When the library opens, you can see the collections. Do not click anywhere. Wait for a couple of moments, and afterward, tap on the Home button. You will then access the Home screen. That’s how to unlock disabled iPhones without computer.

Bonus Tips: Easy App to Unlock Your Apple iPhone 8 Plus

Dr.Fone-Screen Unlock

We, as a whole, realize that expert software is the quickest and simplest method for opening an iPhone. These devices are helpfully intended to make life simpler; thus, they do.

Dr.Fone-Screen Unlock is a special tool that eliminates iPhone screen lock in minutes with no confusing steps. The team at Dr.Fone has years of insight into iPhone lock issues. Besides, it is developed, so any non-specialist with no technical information can use it. Here’s how to unlock disabled iPhone without computer:

Step 1. Plug the iDevice into your system

Run the Dr.Fone on your system and select the “Screen Unlock” option from the main menu.

Use a connector to connect your Apple iPhone 8 Plus to the PC. After this, click the “Unlock iOS Screen” option on the program.

Step 2. Access the Recovery or DFU Mode

Before the Apple iPhone 8 Plus lock screen removal, we need to boot the phone in Recovery or DFU. If you have to do so, follow the steps given in the image below:

We suggest you open the recovery mode to remove the iOS screen lock. However, if you can’t figure out how to do so, go for the DFU mode.

Step 3. Affirm Device Model information

After going to the DFU mode, Dr.Fone will show the information about your Apple iPhone 8 Plus. From the following screen, confirm your phone model and iOS version. If it is isn’t correctly given, select the correct data pair from the drop-down menu. Then download the firmware package for your Apple iPhone 8 Plus.

Step 4. Open the Lock

Click Unlock Now after downloading the firmware.

After a short while, your Apple iPhone 8 Plus will be opened effectively. However, this process will erase every bit of data off your phone. Honestly speaking, there is no answer for this issue without data loss.

The Bottom Line

It is the end of a detailed guide with the top strategies on how to unlock disabled iPhones without computer. You should get the right approach per your circumstance and follow the steps.

If you don’t know which strategy will turn out best for you, we suggest utilizing Dr.Fone-Screen Unlock. It has a close to 100% success rate and is not difficult to use for individuals without a tech foundation. So, install it on your system for a quicker result.

How To Unlock A Found Apple iPhone 8 Plus?

What to do if you find an iPhone? If you are here, you might have found an iPhone, and now you want to know how to unlock someone’s iPhone. Well, you should first try to find the owner, but if you can’t find the owner, it’s probably because you need help finding information about them.

That is why you want to unlock that iPhone. So, in this article, we will teach you how to unlock someone’s iPhone with different methods. These methods will be constructive for you to quickly unlock the Apple iPhone 8 Plus so you can return it to the rightful owner.

So, let’s get started.

3 Efficient Ways to Unlock a Found iPhone

Unlocking an iPhone seems challenging, especially when it’s not yours, but it’s not impossible. You have various ways to unlock a found iPhone, but most are a waste of time. So, to save time and energy, we have compiled 3 efficient ways to unlock a found iPhone.

These methods will be easy to follow because of the detailed step-by-step guide.

1.Unlock it from Recovery mode

Many people need to realize that you can unlock your Apple iPhone 8 Plus in Recovery Mode. This built-in feature of the Apple iPhone 8 Plus allows you to turn your device to its factory settings.

But there are two ways to unlock a found iPhone from recovery mode. The old iPhones, like iPhone 5 to iPhone 7 and 7 Plus, can be unlocked from recovery mode differently, and the newer iPhone models have different methods.

So, let’s discuss both of them in detail.

Unlock iPhone 7 Plus and Older in Recovery Mode

If you want to unlock an iPhone 7 or older model in Recovery Mode, follow these instructions.

1. First, connect your Apple iPhone 8 Plus to the computer with a lightning cable and launch iTunes.
2. Now, turn off your Apple iPhone 8 Plus and then press and hold the Home button and Sleep/Wake button simultaneously. Keep holding both buttons until you see the recovery mode screen.
3. Once you see the recovery mode screen, release both buttons. Now, you will see a message in iTunes saying, “There is a problem with the Apple iPhone 8 Plus that requires it to be updated or restored.”
4. Click on the Update button, and iTunes will try reinstalling iOS erasing your data. Once the process is completed, your Apple iPhone 8 Plus will be unlocked.

Now, set up your Apple iPhone 8 Plus, and you are good to go.

Unlock iPhone 8 and Update Models in Recovery Mode

The process of unlocking an iPhone 8 or newer model differs from the older models. So, follow these instructions if you want to unlock an iPhone 8 or later in Recovery Mode.

1. First, connect your Apple iPhone 8 Plus to the computer with a lightning cable and launch iTunes.
2. Now, turn off your Apple iPhone 8 Plus and press and quickly release the Volume Up button. After that, press and release the Volume Down button immediately, and hold the Side button until you are in the recovery mode screen.
3. Once you see the recovery mode screen, release the Side button. Now, you will see a message in iTunes that says, “There is a problem with the Apple iPhone 8 Plus that requires it to be updated or restored.” Or another message that says restore this iPhone. You can click on any option.
4. Click on the Update or Restore button, and iTunes will try reinstalling iOS while also erasing your data. Once the process is completed, your Apple iPhone 8 Plus will be unlocked.

Now, set up your Apple iPhone 8 Plus, and you are good to go.

2. Unlock it via the DNS server

If the above method doesn’t work or iTunes is not detecting that iPhone, you can follow this method.

1. This method is easy to follow and doesn’t require any technical skills.
2. All you need is the DNS server IP address.
3. Connect your Apple iPhone 8 Plus to the Wi-Fi network and go to Settings -> Wi-Fi. Now, tap the “i” button next to the Wi-Fi network you need to connect to.
4. Scroll down and tap on the Configure DNS option. Now, select the Manual option and enter the DNS server IP address.
5. For US servers, you can use 74.82.42.42 or 208.67.222.222
6. For UK servers, you can use 8.8.8.8 or 8.8.4.4
7. For Canadian servers, you can use 199.85.126.10 or 208.67.222.222
8. For Australian servers, you can use 1.1.1.1 or 208.67.222.222
9. After that, tap the Save button and connect to the Wi-Fi network. Now, open the Safari browser, redirecting you to the activation screen.
10. Follow the instructions on the screen, and your Apple iPhone 8 Plus will be unlocked.

3. Dr.Fone-Screen Unlock

If none of the above methods can be used for you, there is an ultimate method that will surely help you if you want to unlock a found iPhone.

Here are the simple steps that can help you.

1. First, connect your Apple iPhone 8 Plus to the computer with a lightning cable and launch Dr.Fone on your computer.

2. Now, click on the Screen Unlock option from the main interface.
3. After that, click on the iOS Screen Unlock to begin the process.

4. Now, put your Apple iPhone 8 Plus in DFU mode or Recovery mode according to your Apple iPhone 8 Plus model.
5. If you have no idea about it, don’t worry. The software will provide on-screen instructions to help you put your Apple iPhone 8 Plus in DFU mode or Recovery mode.

6. Once your Apple iPhone 8 Plus is in DFU mode or Recovery mode, the software will ask you to start downloading the necessary firmware for your device. So, choose an appropriate firmware according to the Apple iPhone 8 Plus model.

7. After downloading the firmware, click the Unlock Now button to begin the unlocking process.

8. Once the process is completed, your Apple iPhone 8 Plus will be unlocked, and you can set it up again.

So that’s how you can easily unlock a found iPhone. This method has been tested, and it will surely work for you. So, if you have an iPhone that is locked or disabled, you can use this method to unlock it without any problem.

What Can I Do to Contact Its Owner?

Once the found iPhone is successfully unlocked, you can contact its owner in many ways.

Following are some of them that work.

Contact the owner with the phone number in lost mode

Many iPhone owners habitually put their phone numbers in lost mode. So, you can check if any phone number is available in the lost mode. If a phone number is available, you can contact the owner and return the Apple iPhone 8 Plus to them.

The rightful owner of the Apple iPhone 8 Plus activates lost mode. You can see the lost mode on the notification panel, where a message will show that the phone is lost. The owner can also remotely lock the phone using this mode.

Check medical ID in an emergency call

There is a feature in the Apple iPhone 8 Plus known as medical ID. This feature can help you contact the owner of the found iPhone if they are unavailable.

To do this, go to the emergency call screen and tap on the Medical ID option. Here, you can find out the name and phone number of the owner. So, you can use this information to contact the owner and return the iPhone.

Take photos to communicate with the owner via iCloud

This is a great way to contact the owner of a lost iPhone. You can use this method if you cannot find the owner’s phone number in the lost mode or medical ID.

To do this, go to Settings -> iCloud -> Photos and turn on the iCloud Photo Library. Now, take some pictures with the found iPhone, and they will be automatically uploaded to iCloud.

Most people who have lost their iPhones often check their iCloud, and once they find out that someone is taking pictures and uploading them to their iCloud, they will try to communicate with you.

And that’s how you can also communicate with them and ask for contact details so that you can return their phone and be a good citizen.

The Bottom Line

So, that’s how you can unlock a found iPhone and contact its owner. I hope this article will help you find the lost iPhone owner and return it to them.

All the methods mentioned above have a high success ratio, but the last ultimate method is better than all because it will unlock the Apple iPhone 8 Plus within minutes.

Dr.Fone-Screen Unlock is one of the most effective ways can help you to unlock a found iPhone. This method has been tested, and it will surely work for you. So, if you have an iPhone that is locked or disabled, you can use this method to unlock it without any problem.

Things You Should Know When Unlocking Total Wireless Of Apple iPhone 8 Plus

Total Wireless is a prominent name when it comes to affordable network carriers. It offers users a wide range of call and data packages. The company also offers smartphones; however, they are carrier-locked. This can become a problem for users who want to switch networks. Users need to learn unlocking methods that seek greater flexibility and control over their phones.

In this article, we go through the essence of unlocking a Total Wireless phone. Our focus is to present a comprehensive overview of the methods and essential details required to unlock your device. It will enable users to make informed decisions and achieve the best possible results.

Part 1. Defining The Total Wireless Phone Terminology

A Total Wireless phone refers to a mobile device that operates on the Total Wireless network. It is a prepaid mobile virtual network operator (MVNO) that uses Verizon’s network infrastructure. These phones are often sold with Total Wireless plans. Moreover, they are optimized to function within its network coverage area. Unlocking a Total Wireless phone can pose challenges due to the Apple iPhone 8 Plus device’s association with a specific carrier.

The difficulty level largely depends on factors such as the phone model, contract status, and carrier policies. Unlock Total Wireless iPhone is indeed feasible under specific conditions. Even so, the procedure might not follow a direct path and is subject to variation on various factors. Like its counterparts, Total Wireless presents distinct guidelines and eligibility criteria for phone unlocking.

Part 2. Looking out the Reasons for Unlocking a Total Wireless Phone

Understanding the details of unlocking a Total Wireless phone opens up many compelling reasons to pursue this task. It enables users to bypass limitations and enjoy the benefits of a more liberated mobile experience. Given below are some of the many reasons why you should go for unlocking a Total Wireless phone:

1. Switching Carriers: Total Wireless phones are often locked to their network, which limits users to their services. Unlocking allows users to switch to other carriers for better plans, coverage, or services that suit their needs.
2. International Travel: On Total Wireless, international roaming options might be limited or expensive. Unlocking the phone enables the use of local SIM cards abroad. This offers more cost-effective communication options during travel.
3. Network Compatibility: Total Wireless phones don’t work with other carriers due to specific network configurations. Unlocking enables these devices to work with a broader range of networks, enhancing usability.

Advantages of Unlocking a Total Wireless Device

Unlocking a Total Wireless phone opens up a lot of advantages. Here are a few of the benefits associated with unlocking Total Wireless iPhone:

1. Flexibility: The freedom to select among different carriers, plans, and services is offered by unlocked phones. It grants users increased flexibility in handling their communication requirements.
2. Cost Savings: Switching to more affordable or better-suited plans from different carriers can result in cost savings. This is especially true for users with specific usage patterns or travel requirements.
3. Improved Resale Value: Unlocked phones generally have higher demand in the resale market. It appeals to a wider range of buyers and potentially fetching better prices.

Part 3. How To Check if Your Apple iPhone 8 Plus Is Already Unlocked?

No need to worry if you’re unsure whether your Total Wireless device is unlocked. You can easily verify its status through a simple SIM test. Here’s a straightforward set of steps to check if your iPhone Total Wireless unlock is already unlocked:

• Step 1. Turn off your device and remove the SIM tray to start. Swap the current SIM card for one from a different carrier and position it in the tray. Reinsert the tray into your device and power it on again.

• Step 2. First, check to see if the SIM card is getting network service. Attempting a call or sending an SMS are alternative methods to test whether your phone is unlocked. If it fails, it suggests that your phone might still be locked to Total Wireless.

Part 4. A Small Checklist to Ensure Before Unlocking Your Total Wireless Phone

Prior to Total Wireless unlock, it’s essential to verify that it meets the specified criteria. Ensure your phone aligns with the requirements by following the provided checklist:

1. Check Contract Status: Ensure your device is not bound by an ongoing contract with Total Wireless. If under contract, complete the contractual obligations, which include payment of fees or early termination charges.
2. Verify Eligibility: Confirm your device’s eligibility for unlocking. Total Wireless requires your device to be at least completed 12 months of service period. Moreover, you need to ensure the Apple iPhone 8 Plus device isn’t reported lost or stolen.
3. Clear Outstanding Payments: Make sure no outstanding payments or dues are associated with your Total Wireless account. These cover any installment plans or unpaid bills involving the Apple iPhone 8 Plus device.
4. IMEI Compatibility: Check if your device’s IMEI is compatible with unlocking services. Moreover, you need to ensure that it is not blacklisted.
5. Backup Your Data: Before initiating the unlocking process, back up all your important data . This includes contacts, photos, and files to prevent any potential loss during the process.
6. Understand Terms and Conditions: Familiarize yourself with the unlocking policies and terms Total Wireless provides. Ensure compliance with their guidelines to avoid complications during the unlocking process.

Part 5. How To Unlock Total Wireless Phone: The Best Methods

You are now armed with an inherent understanding of Total Wireless phones. We discussed the reasons for unlocking a Total Wireless phone free and its prerequisites. Below, the most common methods to unlock a Total Wireless phone are summarized. These will equip you completely to explore the most effective ways to unlock your device.

Way 1. Accessing All Important Carriers

Unlocking a phone to access various carriers involves understanding the unique policies of each carrier. Below are the differing policies of prominent carriers:

AT&T

Instructions. Using a browser, open the att.com/deviceunlock website. Here, choose the “Start an unlock request” option and follow the on-screen prompts to complete the process. AT&T will let you know about the unlock status via the provided email.

T-Mobile

Instructions. Access the T-Mobile website and navigate to the “Contact US” page. Here, choose a way to contact customer service and request device unlocking. If you meet the basic criteria set by T-Mobile, your device will be unlocked.

Verizon

Instructions. Verizon has established a minimum period of 60 days, after which your device will be unlocked. However, it is necessary that you don’t have any outstanding payments. Moreover, your device is not blacklisted is also an essential requirement.

Way 2. Contact the Total Wireless Customer Service

As explained before, Total Wireless requires you to use your device for at least 365 days before you can request device unlocking. Moreover, the Apple iPhone 8 Plus device should be white-listed and should not be reported missing or stolen. These are the simple instructions to unlock Total Wireless phone free:

• Step 1. After ensuring you meet all the criteria, you can contact them by dialing 1-888-442-5102. This number is available throughout the week between 8 A.M and 11:45 P.M EST. Once you reach out, the department will request your IMEI number.
• Step 2. Following that, they will advise you to wait a few days as they need this time to verify your request. They will contact you to unlock your device if you meet their requirements. It is an unlock code for Android devices, while iPhones can be unlocked remotely.

Way 3. Make the Urgency Fee Payment

While the official Total Wireless device unlocking policy requires you to use the Apple iPhone 8 Plus device for at least a year, there are times when it might not be feasible. In such scenarios, you can pay an urgent fee to unlock the Apple iPhone 8 Plus device. Remember that even when paying an urgency fee, you need to have used the Apple iPhone 8 Plus device for at least 60 days.

Way 4. Unlock Your Total Wireless Phone Using SafeUnlocks

SafeUnlocks stands as the premier choice for unlocking your phone. It is committed to delivering unparalleled services, including speed, safety, and affordability. The aim of the superior quality is a guaranteed phone unlocking experience. It boasts a 99.9% success rate and can unlock any phone’s brand without a hassle. Additionally, we specialize in unlocking devices from numerous carriers worldwide. Here’s how to unlock Total Wireless phone using SafeUnlocks:

• Step 1. Begin by accessing the official SafeUnlocks website. Click “Services” from the top toolbar and choose the “Carrier Unlock” option. Provide your name, email, device model, and IMEI number on the following screen.

• Step 2. After ensuring you’ve marked the “I accept the $1 fee for signing up and unlocking my device” box, proceed by tapping “Proceed.” Next, on the following screen, select a payment method and then follow the prompts displayed on the screen.

Bonus Tip. What To Do if Your Apple iPhone 8 Plus Is Locked? Use Wondershare Dr.Fone

Should your Apple iPhone 8 Plus become locked because of forgotten passcodes or any other issues, there’s no need to panic. Wondershare Dr.Fone , a dependable software tool, seeks to rescue the situation. It is a reputable software known for its utility. You can find options to resolve various iOS device-related problems, including unlocking iPhone screens.

Dr.Fone effectively unlocks your iOS devices across various iOS versions, from iOS 7 to iOS 17. It covers various lock types, including touch lock screens, 4-digit/6-digit passcodes, numeric codes, and alphanumeric passcodes. Moreover, it can bypass Face ID, Touch ID, and Screen Time Passcode, among others. With Dr.Fone, you can unlock your iDevices within minutes.

Key Characteristics of Wondershare Dr.Fone

1. This tool can effortlessly bypass the iCloud activation lock without needing the Apple ID.
2. You can find a dedicated option for Data Recovery in Dr.Fone’s service, allowing you to easily recover all types of lost data.
3. It can remove encryption locks from iTunes backups without causing any data loss.

Steps To Unlock Your Locked iPhone Using Wondershare Dr.Fone

This tool ensures a straightforward process without any learning curve. Experience the simplicity of unlocking your Apple iPhone 8 Plus in just a few easy steps:

• Step 1. Initialization and Setup of Screen Unlocking

After installing Wondershare Dr.Fone on your computer, begin by launching the program. Access the “Toolbox” section and find “Screen Unlock”. Choose “iOS” as your device type and proceed by selecting “Unlock iOS Screen .” Initiate the unlocking process by clicking “Start.”

Tips: Are you searching for a powerful iPhone Unlock tool? No worries as Dr.Fone is here to help you. Download it and start a seamless unlock experience!

• Step 2. Preparing Devices and Firmware

Follow the prompts on the screen to put your iDevice into Recovery Mode. The platform will automatically detect and showcase the “Device Model.” If necessary, modify the model or System Version accordingly and click “Start.” Monitor the progress of the iOS firmware download on the following screen.

• Step 3. Validation and Completion

Ensure that the downloaded iOS firmware is validated before proceeding. To start the unlocking process, click “Unlock Now”. Enter the required code and tap “Unlock” to continue. Upon successfully unlocking the Apple iPhone 8 Plus device, finalize the process by clicking the “Done” button.

Conclusion

In this comprehensive guide, we navigated through how to unlock Total Wireless phone. It covered its definition, reasons for unlocking, and a checklist before initiating the process. We explored multiple unlocking methods, including carrier-specific policies and third-party services. Additionally, we discussed Wondershare Dr.Fone as the ultimate choice when users encounter device unlocking.

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