Your account has not been replaced by this Microsoft account

Updated September 2023: Stop getting error messages and slow down your system with our optimization tool. Get it now at this link
  1. Download and install the repair tool here.
  2. Let it scan your computer.
  3. The tool will then repair your computer.

In Windows 10 / 8, you often need to use your Microsoft account instead of a local account, for example, when using the Windows Store. To do this, you must switch from the local account to the Microsoft account (16). For some, it’s fine, for others, it becomes a problem. Suppose you upgraded a system from Windows 8 to Windows 8.1 or finally to Windows 10 using Microsoft account on your system. The following errors may occur after the upgrade:

We are sorry, but something went wrong. Your account has not been replaced by this Microsoft account. Code : 0x80070426


If you get this error, restart first. Other things you can try here to set up a new user account and switch to Microsoft account. However, if you do not want to create a new user account and then go to Microsoft Account, you can follow these steps. We recommend that you create one system restore point before continuing.

Your account has not changed to this Microsoft account

September 2023 Update:

You can now prevent PC problems by using this tool, such as protecting you against file loss and malware. Additionally it is a great way to optimize your computer for maximum performance. The program fixes common errors that might occur on Windows systems with ease - no need for hours of troubleshooting when you have the perfect solution at your fingertips:

  • Step 1 : Download PC Repair & Optimizer Tool (Windows 10, 8, 7, XP, Vista – Microsoft Gold Certified).
  • Step 2 : Click “Start Scan” to find Windows registry issues that could be causing PC problems.
  • Step 3 : Click “Repair All” to fix all issues.


1 Press the Windows key + R combination, type regedit in the Run dialog box and press Enter to open the registry editor.


2. 2 Press Ctrl+F and enter your Microsoft account e-mail ID, for example [email protected] or [email protected]. Make sure you have options Key, Values, Data enabled. Click Find.

3 The result will come around these two registry keys :


I showed an entry in the image below. There would only be one key with that long name for which the e-mail ID you entered in the Find field would match, so as not to be confused at all.

4 After finding the two registry keys mentioned above, export them to a suitable location, then delete them 12). Close the registry editor and restart the machine to solve the problem.

Your problem should be solved.

Expert Tip: This repair tool scans the repositories and replaces corrupt or missing files if none of these methods have worked. It works well in most cases where the problem is due to system corruption. This tool will also optimize your system to maximize performance. It can be downloaded by Clicking Here

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