8 Workable Fixes to the SIM not provisioned MM#2 Error on Vivo Y78+

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 Vivo Y78+ 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 Vivo Y78+

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 Vivo Y78+ 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 Vivo Y78+. Within a short period, you’ll notice that your Vivo Y78+ has been successfully repaired.

safe & secure

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 Vivo Y78+ 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 Vivo Y78+ device which is creating problems and try plugging it into other Vivo Y78+] 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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Authentication Error Occurred on Vivo Y78+? Here Are 10 Proven Fixes

There are times when users get an authentication error while they connect to a Wifi network. The problem is mostly found in Android whenever a device tries to establish a connection to Wifi. If your device is also experiencing an authentication problem Wifi, then don’t worry. It can easily be resolved. In this post, we will make you familiar with the root cause for the Vivo Y78+ Wifi problem and how you can resolve whenever authentication error occurred on your device.

Part 1: Any idea about the Wi-Fi authentication problem?

Wi-Fi authentication has to be done every time you wish to connect to a Wi-Fi network over your smartphone or laptop. To authenticate yourself and connect to the protected Wi-Fi network, you need to have the password of it. But if after you’re putting in the correct password and still experiencing the wifi authentication problem. Here’s what you need to know.

Authentication error occurs when the “deal” between the Wi-Fi router and device fails due to certain reasons. First, the Vivo Y78+ device sends the password of the network and the “connect” request in an encrypted format to the Wi-Fi router. Then, the router decrypts the password and compares the password saved on it. Now, if the password matches, it sends affirmation for the “connect” request, and then the Vivo Y78+ device is allowed to connect to the network.

Part 2: Why Authentication Error Occurred when Connecting to Wifi?

There could be plenty of reasons for facing an authentication error on your device. Most of the time, it occurs whenever a Wifi router seems to malfunction. Furthermore, if your phone has been recently updated, then chances are that there could be an issue with its drivers. A security attack can also make your device malfunction as well. An unstable connection or a router blockage can also be a reason for this issue.

In this scenario, whenever you try to connect to a Wifi network (even after supplying the correct password and username), it doesn’t connect to it. Instead, it displays an authentication error occurred promptly. Thankfully, there are plenty of ways to overcome the authentication problem Wifi. In the next section, we have provided three different solutions to fix the Vivo Y78+ Wifi problem (as it mostly happens on Android devices).

Part 3: 10 Solutions to Fix Wifi Authentication Error

Before we make you familiar with different fixes for the Wifi authentication error, it is important to check your router beforehand. Chances are that you could be getting the authentication error because your router is not functioning properly. You can restart it and try to connect any other device to it as well to check it. After making sure that there is no problem with your network or router, follow these suggestions to overcome the authentication error occurred issue.

Check if extra characters added in Wi-Fi password

Ensure that no other extra characters are being added in the Wi-Fi password while you’re entering it. Key in the password carefully while viewing the characters, and then check if the authentication error occurs or not.

One-Click to Fix Wifi Authentication Error by Android System Repair

Android system repair is considered the most effective way to fix Wifi Authentication Error. As the bottom-layer Android system files may be corrupted unconsciously with days of phone use, the Wifi Authentication Error may be one of the symptoms.

So Android repair requires programming knowledge to do it?

No! With Dr.Fone - System Repair (Android), you can do Android repair in just a few steps and get all issues like Wifi Authentication error fixed easily.

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• Fixes all Android system issues like a black screen of death, Wifi authentication error, etc.
• One-click to fix the Wifi authentication error. No technical skills required.
• Supports all the new Vivo Y78+ devices like Galaxy S8, S9, etc.
• Easy-to-follow instructions provided on each of the screens.

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Here are the steps to fix Wifi Authentication Error by Android system repair:

Note: Android repair is effective to permanently fix Wifi Authentication Error, but may wipe out the existing phone data. Backup all the important Android data to PC before you go on.

1. After the Dr.Fone tool is downloaded, install, and launch it. You can see the following screen.

1. Connect your Vivo Y78+ to the computer, and select “Android Repair” in the middle.

1. Select all the details that match your device, and click “Next”.

1. Next up, you should boot your Vivo Y78+ in download mode by following the on-screen instructions.

1. Allow the program to download the corresponding firmware. After that, the Android repair will start and get the Wifi Authentication Error fixed in minutes.

Use static IP address instead of DHCP

DHCP, or Dynamic Host Configuration Protocol is the default IP address assignment for the Wi-Fi settings on many devices. Whereas DHCP can cause IP address conflict during the dynamic IP address assignment. So, you’d better change “DHCP” to “Static” to see if the authentication error persists.

Step 1: Head to the “Settings” of your Vivo Y78+ and then opt for “Wireless and Networks” followed by “WLAN/WiFi”.

Step 2: Now, hit on the WiFi network that is showing “authentication error occurred”.

Step 3: Depending on your Vivo Y78+ model, look for “IP Settings” and tap on it. Now, switch the “DHCP” to “Static”.

Step 4: Note down the static IP address fields and wipe off all the fields. Punch it in again and then save it.

Check carefully for duplicate Wi-Fi names before you connect

Perhaps, you might connect to a WiFi with a similar name. There are good chances that some users do not modify their WiFi network name and possibly, your neighbor may have the same WiFi network, service provider. Therefore, ensure you connect to the correct WiFi network.

Reset the Wifi network

One of the easiest ways to fix the authentication problem of Wifi is to reset the network. To do this, you would be required to forget the respective network first and then connect to it again. This can be done by simply following these steps.

1. Firstly, you need to forget a Wifi network. To do it, go to your phone’s Settings > WiFi and network. From here, you can see a list of all the Wifi hotspots that your phone connects to. Select the network you wish to forget.

2. When you would select a network, it will provide the basic information related to it. Just tap on the “Forget” button and agree to the pop-up message. This will erase the network’s information from your device.

3. Afterward, turn on your Wifi again and tap to the network you wish to connect to. Simply provide the credentials and tap on the “Connect” button to reestablish the connection. This way, you can reset the network successfully.

Modify network connection

If the above solution won’t work, then you would be required to walk the extra mile to fix the Vivo Y78+ Wifi problem. After you reset a network connection, if still getting issues regarding the authentication of the network, you need to modify the connection. In this technique, you will be changing the IP settings on your phone to alter the way it establishes a secure connection. You can do it by following these steps.

1. To start with, visit your phone’s Settings and open the Wifi page.

2. This will display a list of all the Wifi networks that are associated with your device. Just long-tap on the Wifi network that you wish to modify. It will open another pop-up window. From here, tap on the option of “Manage network settings”. Sometimes, users also get an option of “Modify network settings” here as well. Simply select it to proceed.

3. It will display basic information related to your Wifi network. Just tap on the “Show advanced options” button to access more options related to the network setting.

4. From the IP Settings menu, change the field from DHCP to Static. This will let you establish a static connection between your device and the router.

5. As soon as you will change it to static, you will get different fields related to your network’s IP address, gateway, DNS, and more. Simply fill these fields and tap on the “Save” button once you are done.

Now, try to connect to the Wifi hotspot again. You would be able to overcome the authentication problem of Wifi.

Change Network Security Type

It has been observed that, when we connect to Wifi, our device chooses a wrong security type. This clashes with the default security protocol of the router and authentication error occurred due to this. If your device is facing the same issue, then it can be fixed by simply changing its security type. To do this, follow these instructions:

1. To change the security type of a network, you need to “Add the network”. If you already have the Wifi network saved, then simply forget the network by following the above-mentioned tutorial.

2. Now, turn on your device’s Wifi and tap on the option of “Add network”. Here, you would be asked to give a network name and select the security type. To manually select it, tap on the “Security” option.

3. From here, you will get a list of various security protocols that you can pick. Select “WPA/WPA2-PSK” and save your selection.

Now, try to connect to the network again. Most likely, it will let you fix the authentication error on your device.

Update Android firmware to the latest

There are instances where an outdated OS version of your Vivo Y78+ may create a hindrance in establishing a connection between your device and the WiFi network. You need to update your Android firmware to the latest version and then check if the problem persists or not.

Step 1: Launch “Settings” of your Vivo Y78+ and then get into the “About Phone” option.

Step 2: Now, opt for the “System Update” option. If the update is available, get your device updated to the latest OS version.

Restart the router and reset Android network settings

Sometimes, the WiFi router may hang up while establishing a connection and therefore, the wifi authentication problem occurs. Try restarting your Wi-Fi router and then check if your device connects successfully. If this doesn’t work, try to reset your Android Network Settings .

Bonus tip: Turn Airplane mode on/off

By simply turning on the Airplane mode (and later turning it off), you can easily fix the authentication problem Wifi most of the time. You can find a toggle button for Airplane mode on the notification bar of your phone. If you can’t find it there, then go to your phone’s Settings > Connection > More Networks and turn on the feature of “Airplane Mode”.

Let it do for a while. Afterward, turn it off and try to connect to the Wifi network again.

After following these quick and easy suggestions, you would be able to fix the Vivo Y78+ Wifi problem for sure. Even if you use any other Android device, then its authentication error can easily be resolved after these effective solutions. Go ahead and give these expert solutions a try and let us know about your experience as well. If you have any other solution to fix the authentication problem Wifi, then share it with us as well in the comments.

Bricked Your Vivo Y78+? Here’s A Full Solution

A bricked phone is a device that won’t turn on no matter what you do and everything you try to do to fix it doesn’t work. Most people will tell you that there is really nothing you can do to fix a bricked device. But with the right information, the right buttons to push and useful additional software you can actually try to fix a bricked device.

In this article we are going to look at how you can fix your device if you are sure it is bricked, how to rescue the data on your bricked device and even how you can avoid this situation in the future.

Part 1: Rescue the data on your Bricked Android Phone

Before we can learn how to fix a bricked device, it is important that you are able to save the data that is on the Vivo Y78+ device. Having the data saved somewhere else will be the added insurance you need in case anything goes wrong during the process. There are very few software solutions in the market to help you get back data from a bricked device. One of these and the most reliable is Wondershare Dr.Fone - Data Recovery (Android) .

Dr.Fone - Data Recovery (Android)

World’s 1st Android smartphone and tablet recovery software.

• Recover data from broken Android in different situations.
• Scan and preview files before starting the retrieval process.
• SD card recovery on any Android devices.
• Recover contacts, messages, photos, call logs, etc.
• It works great with any Android devices.
• 100% safe to use.

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How to Use Dr.Fone - Data Recovery (Android) to Rescue Data from a Bricked Android

If your device is completely unresponsive, don’t worry Dr.Fone can help you get all the data back. Simply follow these steps to gain access to the Vivo Y78+ device and recover all your data.

Step 1: Download and install Wondershare Dr.Fone to your PC. Launch the program and then click on Data Recovery. Select the data types you would like to recover and then click on Next.

Step 2. Select the issue type for your phone. Choose from “Touch screen not responsive or cannot access the phone” or “Black/broken screen”.

Step 3: In the next step, you need to select your device model. If you don’t know the model of your device click on “How to check the Vivo Y78+ device model” to get help.

Step 4: The next screen will provide instructions on how to enter “Download mode.” Connect the Vivo Y78+ device to your PC once it is in “Download Mode”

Step 5: The program will begin an analysis of your device and then download the recovery package.

Step 6: Then Dr.Fone will display all the recoverable file types. You can click on the files to preview them. Select the ones you need and click on “Recover to Computer” to save them to your computer.

Part 2: How to Fix Your Bricked Android Phone

Android devices are usually very flexible in allowing users to flash ROM but sometimes an incorrect process can result in a bricked device. While there are few solutions to this problem, here are a few things you can do;

When the Vivo Y78+ device Boots Straight into Recovery

If the Vivo Y78+ device can boot to the recovery screen, you can find an alternative ROM to install and copy it your device. Installation can then be done in the recovery menu. If the Vivo Y78+ device is booting to recovery mode there is a chance that it can be fixed.

Step 1: Load up Clockworkmod or any other recovery tool that you have been using.

Step 2: Once you are in, navigate to the “Reboot system now.” If you are using Clockworkmod, this should be your first option. Hopefully everything will work just right if you do this, If it doesn’t you may need to download and re-flash the ROM again.

When the Vivo Y78+ device won’t stop rebooting

Here’s what to do if the Vivo Y78+ device wont stop rebooting.

Step 1: Turn off the Vivo Y78+ device and then reboot in recovery mode.

Step 2: Go to “Advanced” which will bring up a number of options to choose from.

Step 3: One of the options should be “Wipe Dalvik cache” select this option and then follow the instructions. When finished select “Go Back” to return to the main menu.

Step 4: Go to the “Wipe Cache Partition” and select it.

Step 5: Go to “Wipe data/ factory reset.”

Step 6: Finally reboot the Vivo Y78+ device by selecting “Reboot system now.” This should fix the problem. You may also want to flash the same ROM or try a new one.

If the above methods don’t work, try one of the following options.

You can return to resource where you found the flash tools and search or ask for advice

Sometimes these errors can be caused if the ROM installation was performed via SD card. In this case reformatting the SD card might help.

If all else fails, it is time to returning the Vivo Y78+ device to the vendor if your warranty is still applicable.

Part 3: Useful Tips to avoid Bricking your Android Phone

If you are planning on installing custom ROM you need to install Custom Recovery. This will enable you restore the Vivo Y78+ device to its original settings should anything go wrong and hopefully help you avoid bricking your device.

1. Ensure that you are familiar with the Fastboot or ADB commands before doing anything. You should know how to recover your device by flashing a command line and also manually transfer important files to your device.
2. Make a backup of your device. This is obvious but most people fail to adhere to it. At the very least you can get back all your files and settings to transfer to a new phone.
3. Keep a full Nandroid backup on your phone
4. Keep another backup on your PC which you can access should anything go wrong with the Custom ROM installation
5. Know how to hard reset your device. It may come in handy when your device freezes on you.
6. You should also consider enabling USB debugging. This is because many solutions for a Bricked device rely on USB debugging.
7. Ensure the Custom ROM you choose can actually be used on your device model.

While installing Custom ROM can actually be a great way to customize your device, it is also the leading reason for bricked devices. Therefore ensure that you understand what you are doing when you decide to customize your device. Learn as much as you can about the process before attempting everything.

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