每当您使用Microsoft帐户将 Windows 从一个版本升级到另一个版本时，您可能会收到以下错误：

使用本地帐户但现在决定将其更改为Microsoft^(Microsoft)实时帐户的用户也会面临上述错误，反之亦然。虽然错误代码中没有关于您看到此错误的原因的信息，但主要原因似乎是允许Microsoft电子邮件帐户在^(Microsoft)注册表^(Registry)中可能已损坏。这个问题可以通过删除我们在这篇文章中讨论过的一些特定的注册表项来简单地解决。

修复您的帐户未更改为此Microsoft 帐户 0x80070426^{(Microsoft Account 0x80070426)}

确保^(Make)备份您的注册表并创建系统还原点，以防万一出现问题。因此，不要浪费任何时间，让我们在下面列出的教程的帮助下看看如何修复您的帐户未更改为此Microsoft 帐户 0x80070426 。^{(Microsoft Account 0x80070426)}

方法 1：运行 Microsoft 帐户^{(Run Microsoft Account)}疑难解答并设置正确的时间和日期。

1. 运行Microsoft 帐户疑难解答^{(Microsoft Account troubleshooter)}。

2. 按Windows Key + I 打开窗口设置^{(Window Settings)}，然后选择时间和语言^{(Time & Language)}。

4. 现在单击日期和时间，^{( Date and Time)}然后选择Internet 时间选项卡。^{( the Internet Time tab.)}

5. 接下来，单击更改设置^{(Change settings)}并确保选中与 Internet 时间服务器同步，^{(Synchronize with an Internet time server)} 然后单击立即更新^(Update)。

6. 单击确定^(OK)并关闭控制面板。

7. 在日期和时间下的^{(under Date & time)}设置窗口中，确保启用自动设置时间。^{(Set time automatically)}

8. 禁用“自动设置时区^{(Set time zone automatically)}”，然后选择您想要的时区。^{(select your desired Time zone.)}

9.关闭一切并重新启动您的PC。再次^(Again)尝试切换到您的Microsoft帐户，这一次您可能需要修复您的帐户未更改为此 Microsoft 帐户 0x80070426。^{(Fix Your Account Wasn’t Changed To This Microsoft Account 0x80070426.)}

方法 2：删除与Microsoft 电子邮件关联的有问题的^{(Microsoft Email)}注册表^(Registry)项

1. 按Windows Key + R然后输入“ regedit ”（不带引号）并按 Enter 键打开注册表编辑器^{(Registry Editor)}。

2. 确保您选择了计算机（而不是任何子键）^{(Computer (instead of any sub-keys))}，然后单击编辑^(Edit)，然后单击查找^(Find)。

3.输入您用于登录Windows的^(Windows)Microsoft 帐户电子邮件 ID^{(Microsoft Account email ID)}。确保^(Make)您已检查选项Key、Values和Data。接下来^(Next)，单击查找^(Find)。

注意：^(Note:)如果您不知道您的Microsoft 帐户^{(Microsoft Account)}电子邮件 ID，请按Windows Key + I 然后单击帐户^(Accounts)并在您的个人资料照片和姓名下方（在您的信息下）找到电子邮件 ID 。^{(email id below you profile)}

4. 反复单击 F3 以找到下面列出的注册表项：

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\IdentityStore\LogonCache\D7F9...... (In Windows 10)
                                                       OR
Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\IdentityStore\Cache\GlobalStore\IdentityCache \S-1-96... (In Windows 7 or 8)

Computer\HKEY_USERS\.DEFAULT\Software\Microsoft\IdentityCRL\StoredIdentities\[email protected]

5. 找到密钥后，请确保将其删除^{(delete them)}。在Windows 10中不会有Cache文件夹；相反，会有LogonCache，因此，请确保删除它下面包含您的电子邮件地址的键。在所有以前的Windows版本中，都会有Cache文件夹，请确保只删除它下面包含您的电子邮件地址的键。

6. 关闭注册表编辑器^{(Registry Editor)}并重新启动您的 PC 以解决问题。

此外，请参阅 修复您的 Microsoft 帐户未更改为本地帐户 0x80070003^{( FIX Your Microsoft Account wasn’t changed to a local account 0x80070003)}。

方法 3：创建新用户帐户

1. 创建一个新的用户帐户并添加您尝试切换到的Microsoft 帐户并检查问题是否仍然存在。^{(Microsoft Account)}

2. 按Windows Key + I 打开设置^(Settings)，然后单击帐户^(Account)，然后从右侧菜单中选择家庭和其他人。^{(Family & other people)}

4. 输入新用户帐户^{(new user account)}（使用您尝试切换到的电子邮件帐户）。

5. 填写必要的详细信息并将此电子邮件设置为新Windows 帐户^{(Windows Account)}的登录。

6. 如果您能够使用您尝试切换到的同一Microsoft 帐户成功创建新用户帐户，则导航到^{(Microsoft Account)}C:\Users\Corrupted_Profile_Name\（这将是您尝试切换的先前帐户的用户名）。

7. 进入文件夹后，单击View> Options，然后在文件夹选项中选择查看选项卡。^{(Folder Options.)}

8. 现在，勾选显示隐藏文件、文件夹和驱动器^{(Show hidden files, folders, and drives)}。

9.接下来，找到“隐藏受保护的操作系统文件”^{(“Hide protected operating system files“)}并确保取消选中它。单击确定^{(Click Ok)}。

10. 复制上述文件夹中的所有文件，但以下文件除外：

NtUser.dat
NtUser.ini
NtUser.log
NtUser.dat.log1
NtUser.dat.log2
NtUser.dat{7a85b...} (There will be at least 5-10 files of this type)

11. 现在导航到C:\Users\New_Profile_Name\（到您刚刚创建的用户名）并将所有这些文件粘贴到此处。

就是这样，您已成功 修复您的帐户未更改为此 Microsoft 帐户 0x80070426^{(Fix Your Account Wasn’t Changed To This Microsoft Account 0x80070426)}，但如果您对这篇文章仍有任何疑问，请随时在评论部分提出。

Fix Your Account Wasn't Changed To This Microsoft Account 0x80070426

Whenever you upgrade your Windows from one version to another using a Microsoft account you might receive the following error:

The above error is also faced by users who were using a local account but now decided to change it to a Microsoft live account or vice versa. While there is no information in the error code as to why you see this error, the main cause seems to be permitted to the Microsoft email account might be corrupted in the Registry. This issue can be simply resolved by deleting some specific registry keys which we have talked about in this post.

Fix Your Account Wasn’t Changed To This Microsoft Account 0x80070426

Make sure to back your registry and create a system restore point, just in case something goes wrong. So without wasting any time, let’s see How to Fix Your Account Wasn’t Changed To This Microsoft Account 0x80070426 with the help of the below-listed tutorial.

Method 1: Run Microsoft Account troubleshooter and set the correct time and date.

1. Run the Microsoft Account troubleshooter.

2. Press Windows Key + I to open Window Settings and then select Time & Language.

4. Now click on Date and Time then select the Internet Time tab.

5. Next, click on Change settings and make sure Synchronize with an Internet time server is checked then click on Update Now.

6. Click OK and close the control panel.

7. In settings window under Date & time, make sure Set time automatically is enabled.

8. Disable “Set time zone automatically” and then select your desired Time zone.

9. Close everything and restart your PC. Again try to switch to your Microsoft account and this time you may have to Fix Your Account Wasn’t Changed To This Microsoft Account 0x80070426.

Method 2: Delete the problematic Registry entry associated with Microsoft Email

1. Press Windows Key + R then type “regedit” (without quotes) and hit enter to open Registry Editor.

2. Make sure you have selected Computer (instead of any sub-keys) and then click on Edit then on Find.

3. Type your Microsoft Account email ID which you use to login in Windows. Make sure you have checked options Key, Values, and Data. Next, click on Find.

Note: If you don’t know your Microsoft Account email ID then press Windows Key + I then click on Accounts and find the email id below you profile photo and name (under Your info).

4. Repeatedly click F3 to find the below-listed registry keys:

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\IdentityStore\LogonCache\D7F9...... (In Windows 10)
                                                       OR
Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\IdentityStore\Cache\GlobalStore\IdentityCache \S-1-96... (In Windows 7 or 8)

Computer\HKEY_USERS\.DEFAULT\Software\Microsoft\IdentityCRL\StoredIdentities\[email protected]

5. Once you have found the keys make sure to delete them. In Windows 10 there won’t be a Cache folder; instead, there would be LogonCache, therefore, make sure to delete the keys under it containing your email address. In all the previous version of Windows, there will be Cache folder make sure to only delete the key under it containing your email address.

6. Close the Registry Editor and reboot your PC to fix the issue.

Also, see FIX Your Microsoft Account wasn’t changed to a local account 0x80070003.

Method 3: Create a New User Account

1. Create a new user account and add the Microsoft Account that you are trying to switch to and check if the issue persists.

2. Press Windows Key + I to open Settings then click Account and select Family & other people from the right-side menu.

4. Enter the new user account (use the email account to which you were trying to switch).

5. Fill up the necessary details and set this email as the sign-in for the new Windows Account.

6. If you are able to successfully create a new user account using the same Microsoft Account to which you try to switch to then navigate to C:\Users\Corrupted_Profile_Name\ (This will be the username of your previous account from which you were trying to switch).

7. Once you are in the folder click View> Options then select View tab in Folder Options.

8. Now, checkmark Show hidden files, folders, and drives.

9. Next, find “Hide protected operating system files“ and make sure to uncheck it. Click Ok.

10. Copy all the files from the above folder except these:

NtUser.dat
NtUser.ini
NtUser.log
NtUser.dat.log1
NtUser.dat.log2
NtUser.dat{7a85b...} (There will be at least 5-10 files of this type)

11. Now navigate to C:\Users\New_Profile_Name\ (to the username you just created) and paste all those files here.

That’s it you have successfully Fix Your Account Wasn’t Changed To This Microsoft Account 0x80070426 but if you still have any questions regarding this post feel free to ask them in the comment’s section.

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