8 Workable Fixes to the SIM not provisioned MM#2 Error on OnePlus Ace 3

SIM cards are small chips that act as a connecting medium between your cell phone and your carrier. It is programmed to help your carrier identify your cell phone account with certain information. And eventually, you are enabled to make calls and to make use of mobile internet. Now, if your device is showing “SIM not provisioned” on Android then it signifies that the connection to carrier network cannot be established or perhaps, your carrier isn’t able to identify your cell phone account.

Part 1. Why does the error “SIM not provisioned MM#2” pop up?

There can be numerous reasons behind the pop up that reads “SIM not provisioned” on Android. But basically, it most probably affects the users who have registered a new SIM card. If you get to experience this issue in other situations or if the SIM is not working in Android, then the problem is with the SIM card and needs to be replaced. Anyways, here is a list of situations when the “SIM not provisioned” error may bother you.

• You got a new SIM card for your new phone.
• You are transferring your contacts into the new SIM card.
• In case, the carrier network provider’s authorization server is unavailable.
• Perhaps, you’re out of the reach of the carrier coverage area and that too, without active roaming agreement.
• Though new SIM cards work flawlessly. But it is often necessary to get your SIM card activated due to security reasons.

Just in case, you haven’t bought any new SIM card and the one you were using was working fine until now, then the most probable reasons behind it could be listed below:

• If your SIM card is too old, possibly it might have gone dead, try replacing it.
• Perhaps, the SIM card was not properly inserted into the slot or there might be some dirt between the SIM and smartphone pins.

A yet another reason could be that your SIM card got deactivated by your carrier provider as it could have been locked to a particular phone. Now, if you insert such a SIM card to another device or a new device even, you may get to witness a message that reads “SIM not valid”.

2.1 One click to fix the “SIM not provisioned MM#2” error on Android

Without talking any further, let’s straightly get to the first and the easiest way to repair SIM not provisioned issue on Android. For this purpose, we’re glad to introduce Dr.Fone - System Repair (Android) , one of its kind of tool that is capable of repairing almost all sort of Android OS issues in just a matter of few clicks. Whether it is SIM not provisioned on Android or SIM not working in Android or your device stuck in a boot loop or black/white screen of death. The most probable reason for these errors is Android OS corruption. And with Dr.Fone – Repair (Android) you can efficiently and effectively repair your Android OS in a hassle freeway.

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Android repair tool to fix “SIM not provisioned MM#2” error

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• Compatible with all major OnePlus Ace 3 smartphone models.
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• Supports all Android OS versions.

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Step by step Tutorial to fix “SIM not provisioned MM#2” error

Step 1. Connect your OnePlus Ace 3

Download and launch the Dr.Fone toolkit on your computer and then opt for the “System Repair” option from the main interface. Meanwhile, get your OnePlus Ace 3 connected with the computer using a genuine cable.

Step 2. Opt for Android Repair and key in important information

Now, hit on the “Android Repair” from the 3 options on the left, followed by hitting the “Start” button. From the upcoming screen, you’ll be asked to key in important device-related information, like brand, model, country, and carrier details. Hit “Next” afterward.

Step 3. Boot your device in Download mode

You must put your device in Download mode for better repairing of your Android OS. Simply follow the onscreen guide to boot your Android in DFU mode and hit “Next” thereafter. Once done, the software will automatically start downloading the most compatible and recent firmware for your device.

Step 4. Initiate Repairing

As soon as the download completes, the software verifies the firmware and automatically initiates repairing your OnePlus Ace 3. Within a short period, you’ll notice that your OnePlus Ace 3 has been successfully repaired.

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2.2 Ensure the SIM card is not dirty or wet

At times, the issue can be as simple as cleaning your SIM card and SIM slot properly. Ensuring that SIM is not wet either and then putting it back into its place. If this works, then the SIM not working in Android was due to the dirt or moisture that was preventing proper contact between SIM card pins and smartphone circuit.

2.3 Insert the SIM card correctly

If your SIM card was working properly until yet, there is a good possibility that the SIM card may have moved a bit from its actual location. Eventually, there is poor contact between the SIM card pins and the circuit. Try inserting your SIM card properly with the following steps.

• Power off your OnePlus Ace 3 and with the help of Q pin, eject the SIM card holder from the SIM slot of your device.
• Now, grab a soft rubber pencil eraser and gently rub it in on the gold pins of SIM card to clean them properly. Then, with the help of a soft cloth wipe away the rubber residue from the SIM card.
• Next, push the SIM back into the SIM card holder properly and push it back into the SIM slot now.
• Turn your device back on and look if your SIM not provisioned on the Android issue is resolved or not.

2.4 Activate the SIM card

Usually, when you buy a new SIM card, it gets automatically activated within 24 hours of being plugged into a new device. But if that’s not happening in your case and you’re wondering how to activate SIM card, make use of the three options below to enable activation:

• Call your carrier service provider
• Send an SMS
• Log on to your carrier’s website and look for the activation page over it.

Note: The aforementioned options are straightforward and are quick ways to enable activation. It depends on your carrier network whether they support them.

2.5 Contact your carrier

Even if your SIM isn’t activated, grab another working device to make a phone call to your carrier or network. Ensure, to explain the entire situation and the error message to them. Be patient while they investigate the issue. It may eat up a heck load of time or may get resolved in a few minutes that completely depend upon the complexity of the issue.

2.6 Try the other SIM card slot

A yet another reason why SIM not working in Android can be because of the SIM card slot might have gone corrupted. Thanks to the dual SIM technology, you do not have to rush immediately to get it to check or repair. You can simply rule out this possibility by ejecting the SIM card from its original SIM slot and then replacing it into the other SIM card slot. If this solution did work out for you then it is obvious that the problem was with the SIM card slot that got corrupted. And hence, it was triggering SIM not responding issue.

2.7 Try the SIM card in other phones

Or just in case, you’ve still no joy and the SIM not provisioned on Android message is bothering you. Try making use of another Android device. Eject the SIM card from the OnePlus Ace 3 device which is creating problems and try plugging it into other OnePlus Ace 3] and other smartphones. Perhaps, this will let you know whether the issue is with your device only or with the SIM card itself.

2.8 Try a new SIM card

Still, wondering how to fix SIM not provisioned? Perhaps, nothing worked for you, right? Well, on that note, you must head to your carrier store and request a new SIM card. Also, inform them about the “SIM not provisioned MM2” error, they will be able to execute proper diagnostics over your old SIM card and hopefully get it resolved. Or else, they’ll equip you with a brand new SIM card and swap the new SIM card into your device and get it activated in the meantime. Eventually, restoring the normal functioning of your device.

Conclusion

In wrapping up, SIM not provisioned errors on Android can be troubling, but they’re certainly fixable. There are several methods, from a simple device restart to reaching out to your network provider. But if these don’t work, we suggest trying Dr.Fone - System Repair (Android) . This tool is known for its ability to handle an array of Android issues and could be just what your device needs. Navigate your tech challenges with ease using Dr.Fone.

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How To Unbrick a Dead OnePlus Ace 3

Discovering your phone died, especially among OnePlus Ace 3 models, can be disheartening. Looking online for ways to unbrick your Oneplus 8T can take up so much of your time. The unavailability of your device can disrupt your routine and connectivity. However, unbricking is the crucial solution to regain the functionality of your OnePlus Ace 3 device.

This guide teaches effective methods to unbrick your OnePlus Ace 3. The page will also discuss the early warning signs and healthy habits to prolong your OnePlus Ace 3. Read below to learn more.

Part 1. Early Warning Signs of a Hard-bricked One Plus Device

When a phone “bricks,” the OnePlus Ace 3 device becomes completely unusable and non-functional. It essentially turns into a “brick.” A bricked OnePlus Ace 3 device can be preceded by certain warning signs that you should be attentive to. Here are some of them below.

• **Corrupted Device and Boot Failures.**If your OnePlus Ace 3 freezes or fails to boot up properly, it can indicate underlying software issues that might lead to bricking.
• **Inability to Enter Fastboot Mode.**If you find it increasingly challenging to access the fastboot mode, it could signify impending trouble.
• **Consistent Black Screens.**Experiencing recurring black screens could indicate problems within the operating system. In the long run, this might escalate to bricking.
• **Unexpected Reboots and Crashes.**Frequent and unprovoked reboots, app crashes, and system instability might point toward software inconsistencies. Similar to consistent black screens, this could eventually lead to bricking.

Common Reasons for Your OnePlus Ace 3 Phone To Be Bricked

Understanding the factors that can trigger bricking in OnePlus Ace 3 devices is essential for preventing such scenarios.

Failed Updates or Interrupted Installations

When a firmware update is interrupted due to power loss, sudden device shutdown, or other disruptions, it can result in incomplete software installation and potential bricking.

Unauthorized User Modifications

Engaging in root access, flashing custom ROMs, or applying unsupported system modifications can destabilize the OnePlus Ace 3 device’s software, paving the way for bricking.

Incorrect Bootloader Unlocking

Mishandling the process of unlocking the bootloader, a crucial step for customization can lead to system inconsistencies and eventual bricking.

Compatibility Issues With Custom Software

Installing unofficial custom software, such as custom recoveries or third-party kernels, might not be compatible with the OnePlus Ace 3 device’s hardware or official software. That can cause conflicts that can lead to bricking.

Malware or Virus Infiltration

The presence of malicious software can cause significant disruptions to the OnePlus Ace 3 device’s functioning. It can lead to bricking if left unchecked.

Part 2. How To Unbrick One Plus Device Using Various Methods

The solutions below to unbrick your Oneplus are helpful methods to revive your device. Here’s an overview of these methods.

Method 1. Restore With Recovery Mode

Restoring using Recovery Mode can solve most problems that cannot be solved with a normal phone restart. Here’s how.

• Step 1: Turn off your OnePlus Ace 3 device. Press and hold the Power button and Volume Down until the OnePlus Ace 3 logo is displayed.

• Step 2: Move through the menu using the Volume Up and Volume Down buttons until you reach Recovery Mode. Press the Power button to choose it.
• Step 3: Select the Wipe data/factory reset option. Choose Yes to proceed and wait for the process to finish. Choose Reboot system now to see the results.

Method 2. Contact the Manufacturer

Engaging OnePlus Ace 3’s official support can provide insights and potential solutions. This is advantageous if your device is under warranty.

Method 3. Professional Repair Shops

Certified repair shops have the expertise to diagnose and address bricking issues, offering tailored solutions.

Method 4. Software Tools

Leveraging specialized software tools like Wondershare Dr.Fone - System Repair (Android) simplifies the process, even for non-technical users.

Part 3. Healthy Habits To Consider To Prolong Your One Plus

Maintaining the longevity of your OnePlus Ace 3 device requires adopting proactive habits. Here are vital tips to consider.

• **Regular Software Updates.**Keep your OnePlus Ace 3 up to date with the latest firmware releases. These updates often include security patches, bug fixes, and feature enhancements contributing to overall device stability.
• **Battery Care.**Avoid frequent deep discharges and overcharging. Use original charging accessories and refrain from exposing the OnePlus Ace 3 device to extreme temperatures.
• **App Management.**Review and uninstall apps you no longer use. This reduces clutter and conserves system resources, promoting smoother device operation.
• **Cache and Storage Cleanup.**Clear app caches and delete unnecessary files from your device. It optimizes storage space and prevents sluggishness caused by excessive data accumulation.
• **Screen Protection.**Apply a screen protector and sturdy phone case to shield your device from scratches, cracks, and impacts. This safeguards the physical integrity of your OnePlus Ace 3.
• **Safe Charging Practices.**Avoid using your device while charging, as this generates excess heat. Also, refrain from using non-certified chargers, which can harm the battery and device components.
• **Avoid Overloading the OnePlus Ace 3 device.**Limit multitasking and avoid running too many apps simultaneously. This minimizes strain on the OnePlus Ace 3 device’s RAM and processor, ensuring smoother performance.
• **Privacy and Security.**Implement robust, unique passwords and enable biometric authentication methods. Regularly review app permissions to enhance data privacy.

Tips: Unlock Your One Plus 6, 8T, or 10 Pro With Dr.Fone - Screen Unlock (Android)

Dr.Fone - Screen Unlock (Android) is powerful software designed to unlock OnePlus Ace 3 devices quickly. This tool is compatible with various OnePlus Ace 3 models, including the OnePlus Ace 3 6, OnePlus Ace 3, and OnePlus Ace 3 10 Pro, ensuring a wide support reach.

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How To Unlock Your One Plus With Dr.Fone - Screen Unlock (Android)

Below is a guide on unbricking the OnePlus Ace 3 models using Dr.Fone - Screen Unlock (Android).

Step 1: Access Screen Unlock > Android

Navigate to the Screen Unlock section and select Android. Proceed by clicking on the Unlock Android Screen option.

Step 2: Choose Your Device Brand and Initiate Data Wipe

Identify your device brand for unlocking the screen. After selecting your device brand, you will be prompted to enter a specific mode. Once in this mode, Dr.Fone will commence the Android screen unlock process.

Step 3: Successful Screen Unlock

Allow the unlock process to run its course. If unsuccessful, click ‘Try Again’ for a second attempt. Upon successful screen unlock, click ‘Done’.

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Conclusion

For OnePlus Ace 3 owners, your device’s revival rests in your hands. By embracing the abovementioned methods, you can reclaim your device from its bricked state. Act decisively to unbrick your OnePlus Ace 3 device and relish its seamless performance again.

For those who find themselves locked out of their OnePlus Ace 3 devices, there’s a reliable solution at your fingertips. Try Dr.Fone - Screen Unlock (Android) to regain access to your device swiftly and securely.

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What To Do if Your OnePlus Ace 3 Auto Does Not Work

Embracing the convenience of Android Auto enhances your driving experience. It seamlessly connects your smartphone with your vehicle. However, in the realm of technology, glitches and malfunctions are commonplace. Android Auto, too, may encounter software or hardware issues that disrupt its functionality.

In this guide, you’ll delve into the common problems users face when Android Auto does not work and provide practical solutions to get you back on the road smoothly. From troubleshooting software glitches to addressing hardware concerns, this article aims to equip you with the knowledge to tackle Android Auto problems effectively.

Part 1. A Briefer on Android Auto

Android Auto is a revolutionary application designed to enhance the in-car experience by seamlessly connecting Android smartphones to compatible vehicles. It serves as a co-pilot, offering hands-free navigation, communication, and entertainment options, minimizing distractions while driving.

How Android Auto Works

Understanding the mechanics of this technology is essential for effective Android Auto troubleshooting. It mirrors your Android smartphone’s interface onto your car’s infotainment system. It provides a simplified and optimized version of your device’s features on the road.

Android Auto connects your smartphone to your car’s infotainment system via USB cable or wirelessly, depending on your device and car compatibility. Once clicked, it displays a user-friendly interface on your car’s screen, allowing you to access navigation through Google Maps, make calls, send messages, and control multimedia apps with voice commands or touchscreen gestures.

By integrating familiar smartphone functionalities into your car, Android Auto aims to provide a safer and more enjoyable driving experience, reducing the need for manual phone interactions while on the road. Understanding this foundation will empower you to effectively troubleshoot when issues arise.

Part 2. Common Issues Android Auto Faces + Troubleshooting/Repair

Even if it is such a great technology, sometimes Android Auto won’t connect. It also deals with common issues that can affect its performance. In this section, you’ll delve into these challenges and equip you with practical troubleshooting solutions to fix your Android Auto experience.

Connection Issues

Connection glitches through Bluetooth or USB can cause Android Auto issues. USB connection problems often come from subpar cables.

The solution here is straightforward – invest in a high-quality USB cable. This ensures a stable link between your smartphone and the car’s infotainment system. Meanwhile, Bluetooth pairing problems may require a bit of digital maneuvering. Try restarting your phone, rebooting the car’s infotainment system, or resetting Bluetooth settings to establish a smooth connection.

App-Specific Problems (Certain Apps Not Working)

Android Auto relies heavily on various navigation, communication, and entertainment applications.

If specific apps refuse to cooperate, a quick remedy is to restart the head unit. If the issue persists, consider uninstalling and reinstalling the problematic applications. This step ensures a clean slate for the apps, potentially resolving any underlying compatibility or performance issues.

Screen and Display Problems (Head Unit)

Issues with the screen or display on your car’s head unit can be disconcerting. To troubleshoot, commence with a simple restart of the head unit.

If the problem lingers, escalate the solution by restarting the entire car. Should these steps prove ineffective, seeking professional assistance at a maintenance center is advisable. This ensures a thorough examination and potential resolution of hardware-related problems, providing a comprehensive fix for persistent screen and display issues.

Voice Commands Not Working

Voice commands serve as a cornerstone of the Android Auto hands-free experience. When they falter, it can disrupt the seamless interaction with the system.

Begin by scrutinizing your internet connection, as voice commands rely on a stable link to function effectively. If the issue persists, a basic restart of the head unit might recalibrate the system, restoring the functionality of voice commands.

Understanding that these issues are inherent to any technology, Android Auto users can confidently navigate and troubleshoot these problems with the provided solutions. By addressing these commonplace concerns, users empower themselves to swiftly overcome hurdles, ensuring a seamless and gratifying driving experience with Android Auto.

Part 3. A Quicker Solution: Wondershare Dr.Fone – System Repair

If navigating through various troubleshooting steps seems complicated, especially if the issue resides within your OnePlus Ace 3, a swift and efficient solution comes in the form of Wondershare Dr.Fone - System Repair.

While the methods presented earlier primarily address software glitches, Dr.Fone can tackle more profound issues, offering a quick fix to revitalize your Android Auto experience. It is a comprehensive toolkit that caters to various Android needs, ensuring a seamless and optimized experience. Among its array of features, the System Repair feature in Dr.Fone acts as a reset button for your OnePlus Ace 3.

It addresses issues that go beyond the scope of regular troubleshooting. It gives your phone a fresh start by repairing the Android system and resolving glitches, crashes, and other persistent software-related problems. This revitalizes your telephone and can significantly impact Android Auto’s performance.

Note: If the problem persists and is related to the car’s head unit, a visit to the maintenance center might be necessary after exhausting these software-based solutions.

How To Use Wondershare Dr. Fone’s System Repair

To use Dr. Fone’s System Repair feature, follow the steps below. These steps will work with any Android phone.

• Step 1: Begin by launching Dr.Fone on your computer. From the left panel, access the Toolbox menu and click System Repair. Ensure your OnePlus Ace 3 is connected.

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• Step 2: On the subsequent screen, select Android as your device.

• Step 3: Initiate the Android System Repair by clicking Start.

• Step 4: Confirm the accuracy of your device details. If needed, edit any information that may be incorrect.

• Step 5: Place your phone into Download mode following the guidelines tailored for phones with or without home buttons. Your phone will commence downloading the dedicated firmware.

• Step 6: Once the firmware is downloaded, verify and proceed with the installation by clicking Fix Now. Confirm the firmware installation by inputting “000000” into the text box in the appearing window. Click Confirm afterward.

• Step 7: Upon completion of the process, your phone should now be restored. Click Done to conclude.

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Conclusion

In wrapping up this guide, you’ve explored common reasons Android Auto does not work. You’ve also been provided practical solutions to keep your driving experience seamless. Remember, regular maintenance of your car’s head unit and periodic checks on your OnePlus Ace 3 can preemptively address potential issues.

By staying proactive, you ensure a consistently smooth ride with Android Auto. For comprehensive system repair and addressing broader Android-related needs, consider trying out Dr.Fone. It’s a versatile tool that can enhance your Android experience and keep your digital journey hassle-free. Take control of your drive and explore the full potential of your OnePlus Ace 3s with Dr.Fone today.

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