android devices Archives - Windows Bulletin

How to Repair SIM Not Provisioned MM2 Error on Mobile Device

October 27, 2021 by Nathan Dobson

Do you get the error message “SIM not provisioned” or “SIM not provisioned mm#2” when you insert the SIM card into your phone? Read this article to find out why you get this error message and 8 possible solutions to the problem.

This error tells you one thing: your phone doesn’t recognize your SIM card. As a result, you won’t be able to send and receive voice messages, use mobile data, or perform other activities that require a SIM card. If this applies to your current situation, follow these troubleshooting steps. read more

Nathan Dobson

How to Resolve “Unfortunately, Contacts has stopped” Error on Android Device

October 21, 2021 by Nathan Dobson

Have you seen the “Contacts have been stopped” message lately? It’s enough to rob you of your peace of mind. That’s because our native Contacts app stores all the useful contacts we always need. Their malfunction is enough to make us shudder. But why do these problems occur on a Samsung or any other Android device?

They can happen when you start an app, or when you’re in an app and have already found the contact you want, or when another app tries to access it. So to combat this problem, you need to enlist the help of some effective methods to solve the problem of Contacts app crashes. read more

Nathan Dobson

How to Repair “Authentication is required” Error in Play Store

October 19, 2021 by Nathan Dobson

The “Google Play authentication required” error is a surprisingly common problem on Android devices. It makes you realize how much you depend on Google products for your smartphone experience, especially the Play Store. The good news is that this problem is pretty easy to fix. Just follow the steps in our guide below.

There are several ways to fix this problem, from a simple data deletion to a radical factory reset as a last resort. We have described the following methods.

What causes the “Authentication required” message on Google Play Store?

An error appears and the following text is displayed: “Authentication required. You need to sign in to your Google Account.” This may seem strange since you are probably already logged into your Google Account. So why is this happening?
It’s most likely due to cache issues. Your cache files are created with an expiration date, and if it has expired, this can cause problems. So when you try to log in, your phone reads the old information in your cache files and considers it invalid.
The problem can also be caused by a sync problem or a Play Store update error. Let’s look at some solutions to fix this problem.

How to fix “Authentication Required” in Play Store?

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Nathan Dobson