Windows 11 于 2021 年10 月 5(October 5)日向公众开放。对于第一天没有获得更新的用户，微软(Microsoft)发布了Windows 11 安装助手(Windows 11 Installation Assistant)，它将强制在任何匹配系统的Windows 10设备上安装(Windows 10)Windows 11要求。如果您尝试更新到Windows 11，则很可能您之前遇到过错误消息(error message)，显示出现错误(Something went wrong)并伴有错误代码 0x8007007f( error code 0x8007007f)。不用担心！我们已经编译了这个文档，特别是为了我们尊贵的读者，以指导他们如何修复安装更新(error 0x8007007f)Windows 11中的错误 0x8007007f。
如何修复 Windows 11 中的错误代码 0x8007007f(How to Fix Error Code 0x8007007f inWindows 11)
尝试使用Windows 11 安装助手(Installation Assistant)的用户是唯一收到错误代码(error code)的用户。根据各种报告，使用上述工具时，升级过程(upgrade process)似乎freeze around the 70% mark一段时间后，将显示给定的通知：Something went wrong! Select try again, and if that does not work, contact Microsoft support for assistance. Error Code 0x8007007f .
方法 1：重新启动 Windows PC(Method 1: Restart Your Windows PC)
大多数情况下，只需重新启动 PC 即可解决任何问题。重新启动您的 PC 可以减轻计算机资源（如内存、CPU 和网络带宽使用(CPU & network bandwidth usage)）的所有压力，这通常是造成此瓶颈的主要原因。因此，建议重新启动计算机并再次尝试运行更新。
方法二：以管理员身份运行 Windows 11 安装助手(Method 2: Run Windows 11 Installation Assistant as Administrator)
缺乏适当的权限也可能导致错误代码 0x8007007f(error code 0x8007007f)。通过提供对Windows 11(Windows 11) 安装助手(Installation Assistant)的管理访问权限，您可以解决此错误，如下所示：
1.右键单击Windows 11安装助手(Windows 11 installation assistant)的可执行文件(executable file)。
2.从上下文菜单中选择以管理员身份运行，如图所示。(Run as administrator)
3.在用户帐户控制(User Account Control)提示中单击是。(Yes)现在，尝试从Windows 10升级到 11。
另请阅读：(Also Read:)如何在 Windows 11 上更新应用程序
方法三：清空存储空间(Method 3: Clear Storage Space)
缺少所需空间也可能导致错误代码 0x8007007f(error code 0x8007007f)。因此(Hence)，清理存储空间(storage space)应该会有所帮助。
1. 同时按Windows + I keys打开设置(Settings)应用程序。
2. 在系统(System)选项卡中，单击存储(Storage)。
3. 等待 Windows扫描您的驱动器(scan your drives)以识别临时文件和其他垃圾文件。
4. 扫描完成后，单击突出显示的临时(Temporary) 文件(files)。
5. 选中您不再需要的文件和数据框。(Files & Data)例如缩略图、临时 Internet 文件、传递优化文件(Thumbnails, Temporary Internet Files, Delivery Optimization Files)等。
注意：(Note:) 确保(Make sure)您阅读了每种不必要的文件类型(file type)的说明，以避免删除重要数据。
6. 最后，单击顶部的删除(Remove) 文件(files)选项。
7. 然后，在删除文件(Remove files)确认提示中选择继续。(Continue)
方法 4：更新显卡驱动程序(Method 4: Update Graphics Drivers)
用户观察到过时或不兼容的图形驱动程序在多种情况下是问题的根源。在Windows 11正式发布之前， (Windows 11)AMD 和 NVIDIA(AMD and NVIDIA)等显卡制造商已经发布了其兼容Windows 11的显卡驱动程序。(Windows 11)以下是如何通过重新安装这些来修复Windows 11中的安装更新(installation update) 错误 0x8007007f(error 0x8007007f)：
1. 同时按下Windows + R 键(keys)打开运行(Run)对话框。
2.输入 devmgmt.msc(devmgmt.msc)并点击OK。
3. 从已安装设备列表中，双击显示适配器(Display adapters)将其展开。
4. 右键单击显卡驱动程序(Graphics card driver)，例如NVIDIA GeForce GTX 1650 Ti ，然后从上下文菜单中单击更新驱动程序。(Update driver)
5A。单击自动搜索驱动程序(Search automatically for drivers)以允许Windows 操作系统(Windows OS)搜索和下载驱动程序。
5B。或者，单击浏览我的计算机以查找驱动程序。(Browse my computer for drivers.)然后，单击浏览...(Browse…)从存储中找到并安装驱动程序。单击(Click)下一步(Next)。_
注意：您可以从制造商的(Note:)官方支持网站(official support website)下载显卡驱动程序。
6. 最后，在向导完成驱动程序安装后，单击关闭并重新启动计算机。(Close)
另请阅读：(Also Read: )如何在Windows 11上回滚(Windows 11)驱动程序更新(Driver Updates)
方法五：修改用户账户控制设置
(Method 5: Modify User Account Control Settings
)
如果安装助手(Installation Assistant)在以管理员身份运行后仍然无法运行并且您收到相同的错误代码(error code)，您可能需要为新安装启用UAC（用户帐户控制(User Account Control)）权限。以下是通过打开它来修复Windows 11中的(Windows 11)错误 0x8007007f(error 0x8007007f)的方法：
1. 单击搜索图标(Search icon)并输入控制面板(Control Panel)。然后，单击Open，如图所示。
2. 在这里，选择用户帐户(User Accounts)。
注意：(Note: )确保您处于类别(Category)视图模式。如果没有，请单击查看方式(View by)并选择窗口 右上角的(right-hand corner)类别。(Category)
3.再次单击用户帐户。(User Accounts)
4. 现在，单击更改用户帐户控制设置(Change User Account Control settings)。
5. 将滑块拖动到标记为“在以下情况下始终通知(Always notify)我”的(me when:)最顶层：(topmost level)
- 应用程序尝试(Apps try)安装软件或对我的计算机进行更改。
- 我对 Windows 设置进行了更改。
6. 单击确定(OK)。
7. 最后，在“用户帐户控制(User Account Control)”提示中单击“是(Yes)”以保存这些更改。
另请阅读：在(Also Read:)Windows 10中禁用用户帐户控制(User Account Control)( UAC )
方法 6：卸载第三方防病毒软件（如果适用）
(Method 6: Uninstall Third-Party Antivirus (If Applicable)
)
如果您的计算机上有任何第三方杀毒软件(antivirus software)，可能会导致安装助手(Installation Assistant)出现故障。最好在继续安装之前删除软件。升级到Windows 11后，您可以随时重新安装它。只需(Just)确保您的防病毒软件(antivirus software)已更新为支持Windows 11即可。
1. 同时按下Windows + X keys 打开快速链接(Quick Link )菜单。
2. 单击列表中的应用程序和功能(Apps and features )。
3.滚动(Scroll)浏览已安装应用程序列表，然后单击(apps and click)系统上安装的第三方防病毒软件的(third-party antivirus)三点图标(three dots icon )。
注意：(Note:)我们在此处展示了McAfee Antivirus作为示例。
4. 然后，点击卸载(Uninstall)，如图所示。
5. 在确认对话框中(confirmation dialog box)再次单击卸载(Uninstall)。
方法 7：运行系统文件检查器扫描(Method 7: Run System File Checker Scan)
如果您的计算机系统(computer system)文件损坏或丢失，安装助手(Installation Assistant)可能无法正常运行。您可以运行系统文件扫描(System File Scan)( SFC ) 扫描以排除这种可能性，并希望修复Windows 11 上的错误 0x8007007f(error 0x8007007f)。
1. 同时按下Windows + X 键(keys)打开快速链接(Quick Link)菜单。
2. 从列表中选择Windows 终端（管理员）(Windows Terminal (Admin))，如图所示。
3.在用户帐户控制(User Account Control)提示中单击是。(Yes)
4.同时按Ctrl + Shift + 2 键(keys)打开命令提示符(Command Prompt)选项卡。
5. 输入命令：SFC /scannow并按Enter键执行。
6. 扫描完成后，重新启动(restart)您的 Windows PC 并尝试升级到Windows 11。
另请阅读：(Also Read:)如何在Windows 11中安装(Windows 11)HEVC 编解码器(HEVC Codecs)
方法 8：确保启用安全启动和 TPM 2.0(Method 8: Make Sure Secure Boot & TPM 2.0 is Enabled)
(TPM 2.0)据微软称， (Microsoft)TPM 2.0和安全启动(Secure Boot)现在是Windows 11 升级(Upgrade)的关键要求，因为安全性是Windows 11的主要关注点。缺少其中任何一个都可能导致在尝试更新Windows时出现错误。值得庆幸的是，很容易查看您是否启用或停用了这两项服务。以下是如何通过确保启用安全启动和 TPM(boot and TPM) 2.0来修复Windows 11中的更新安装错误代码 0x8007007f ：(installation error code 0x8007007f)
第 I 步：检查 TPM 状态(Step I: Check TPM Status)
1. 同时按下Windows + R 键(keys)打开运行(Run)对话框。
2.输入 tpm.msc(tpm.msc)并点击OK。
3. 在Status下，应显示TPM is ready for use消息。(The TPM is ready for use)
4. 如果没有，请从 Windows PC 的 BIOS 设置中启用 TPM(enable TPM from BIOS settings of your Windows PC)。
第二步：检查安全启动状态(Step II: Check Secure Boot Status)
1. 单击搜索图标(Search icon)并输入系统信息(System Information)。然后，单击打开。(Open.)
2. 在System Summary选项卡中，查找Secure Boot State。它应该将 Status 指示为On。参考下图。
3. 如果没有，enable Secure Boot from BIOS/UEFI settings。
方法 9：创建和使用可启动 USB 驱动器(Method 9: Create & Use Bootable USB Drive)
如果任何解决方案都不起作用并且错误代码(error code)仍然存在，您应该尝试不同的安装过程(installation procedure)。媒体创建工具(Media Creation Tool)可用于构建可启动USB。在此处阅读有关如何(How)创建可启动 Windows 11 (Create Bootable Windows 11) USB 驱动器(USB Drive)的指南，以修复Windows 11中的错误代码 0x8007007f(error code 0x8007007f)。
推荐的：(Recommended:)
- 如何查找 Windows 11 产品密钥
- 如何下载和安装 Windows(Download and Install Windows) 11 更新
- 修复(Fix)带有光标问题(Cursor Issue)的Windows 11黑屏(Black Screen)
- 如何修复 Windows 11
我们希望您了解如何在 Windows 11 中修复安装更新错误代码 0x8007007f(how to fix installation update error code 0x8007007f in Windows 11)。您可以在下面的评论部分(comment section)发送您的建议和查询。我们很想知道您希望我们接下来探索哪个主题。
Fix Error Code 0x8007007f in Windows 11
Windows 11 became available to the general public on October 5, 2021. For those who dіd not get the update on the first day, Microsoft released the Windows 11 Installation Assistant, which will force Windows 11 installation on any Windows 10 device that matches the system requirements. If you have tried to update to Windows 11, it is quite possible that you have previously encountered an error message that says Something went wrong accompanied by error code 0x8007007f. Do not worry! We have compiled this doc, especially for our valued readers to guide them on how to fix installation update error 0x8007007f in Windows 11.
How to Fix Error Code 0x8007007f inWindows 11
Users who attempted to utilize Windows 11 Installation Assistant were the only ones who received the error code. According to various reports, the upgrade process appears to freeze around the 70% mark when using the said tool. After some time has passed, the given notification will be displayed: Something went wrong! Select try again, and if that does not work, contact Microsoft support for assistance. Error Code 0x8007007f .
Method 1: Restart Your Windows PC
The majority of the time just restarting your PC is all you need to resolve any issue. Restarting your PC relieves all the stress on the computer resources like memory, CPU & network bandwidth usage which is usually, the main reason behind this bottleneck. Hence it is advised to restart your computer and try running the update once again.
Method 2: Run Windows 11 Installation Assistant as Administrator
Lack of proper permissions can also result in error code 0x8007007f. By providing administrative access to Windows 11 Installation Assistant, you can resolve this error, as follows:
1. Right-click on the executable file for Windows 11 installation assistant.
2. Select Run as administrator from the context menu, as shown.
3. Click on Yes in the User Account Control prompt. Now, try upgrading from Windows 10 to 11.
Also Read: How to Update Apps on Windows 11
Method 3: Clear Storage Space
Lack of required space can also result in error code 0x8007007f. Hence, clearing the storage space should help.
1. Press Windows + I keys simultaneously to open the Settings app.
2. In the System tab, click on Storage.
3. Wait for windows to scan your drives to identify temporary files with other junk files.
4. After scanning is done, click on Temporary files shown highlighted.
5. Check the box for Files & Data that you no longer need. e.g. Thumbnails, Temporary Internet Files, Delivery Optimization Files, etc.
Note: Make sure you read the description of each unnecessary file type to avoid deleting important data.
6. Finally, click on Remove files option from the top.
7. Then, select Continue in the Remove files confirmation prompt.
Method 4: Update Graphics Drivers
Users have observed that outdated or incompatible graphics drivers were the source of the problem in multiple cases. Before Windows 11 was officially released, graphics card manufacturers such as AMD and NVIDIA released their Windows 11-compatible graphics drivers. Here’s how to fix installation update error 0x8007007f in Windows 11 by reinstalling these:
1. Press Windows + R keys together to open the Run dialog box.
2. Type devmgmt.msc and click on OK.
3. From the list of installed devices, double-click on the Display adapters to expand it.
4. Right-click on Graphics card driver such as, NVIDIA GeForce GTX 1650 Ti and click on Update driver from the context menu.
5A. Click on Search automatically for drivers to allow Windows OS to search for & download drivers.
5B. Alternatively, click on Browse my computer for drivers. Then, click on Browse… to locate and install the driver from storage. Click on Next.
Note: You can download drivers for your graphic card from the official support website of the manufacturer.
6. Finally, click on Close and restart your computer after the wizard is done installing the drivers.
Also Read: How to Rollback Driver Updates on Windows 11
Method 5: Modify User Account Control Settings
If the Installation Assistant still does not function after running as administrator and you are getting the same error code, you may need to enable UAC (User Account Control) permissions for new installations. Here’s how to fix error 0x8007007f in Windows 11 by turning it on:
1. Click on the Search icon and type Control Panel. Then, click on Open, as shown.
2. Here, select User Accounts.
Note: Make sure you are in Category view mode. If not, click on View by and select Category in the top right-hand corner of the window.
3. Click on User Accounts once again.
4. Now, click on Change User Account Control settings.
5. Drag the slider to the topmost level marked Always notify me when:
- Apps try to install software or make changes to my computer.
- I make changes to Windows settings.
6. Click on OK.
7. Finally, click on Yes in the User Account Control prompt to save these changes.
Also Read: Disable the User Account Control (UAC) in Windows 10
Method 6: Uninstall Third-Party Antivirus (If Applicable)
If you have any third-party antivirus software on your computer, it may cause the Installation Assistant to malfunction. It is preferable to remove the software before proceeding with the installation. After you have upgraded to Windows 11, you can always reinstall it. Just make sure your antivirus software has been updated to support Windows 11.
1. Press Windows + X keys together to open the Quick Link menu.
2. Click Apps and features from the list.
3. Scroll through the list of installed apps and click on the three dots icon for the third-party antivirus installed on your system.
Note: We have shown McAfee Antivirus as an example here.
4. Then, click on Uninstall, as shown.
5. Click on Uninstall again in the confirmation dialog box.
Method 7: Run System File Checker Scan
The Installation Assistant may not function properly if your computer system files are corrupt or missing. You can run a System File Scan (SFC) scan to rule this possibility out and hopefully, fix error 0x8007007f on Windows 11.
1. Press Windows + X keys together to open the Quick Link menu.
2. Select Windows Terminal (Admin) from the list, as shown.
3. Click on Yes in the User Account Control prompt.
4. Press Ctrl + Shift + 2 keys simultaneously to open Command Prompt tab.
5. Type the command: SFC /scannow and hit the Enter key to execute.
6. After the scan is completed, restart your Windows PC and try upgrading to Windows 11.
Also Read: How to Install HEVC Codecs in Windows 11
Method 8: Make Sure Secure Boot & TPM 2.0 is Enabled
TPM 2.0 and Secure Boot are now critical requirements for Windows 11 Upgrade, according to Microsoft as security is the major focus of Windows 11. Lacking either of these can cause an error to present itself while trying to update Windows. Thankfully, it is simple to see if you have both these services enabled or deactivated. Here’s how to fix update installation error code 0x8007007f in Windows 11 by making sure secure boot and TPM 2.0 are enabled:
Step I: Check TPM Status
1. Press the Windows + R keys together to open the Run dialog box.
2. Type tpm.msc and click on OK.
3. Under Status, The TPM is ready for use message should be displayed.
4. If not, enable TPM from BIOS settings of your Windows PC.
Step II: Check Secure Boot Status
1. Click on the Search icon and type System Information. Then, click on Open.
2. In the System Summary tab, look for Secure Boot State. It should indicate Status as On. Refer pic below.
3. If not, enable Secure Boot from BIOS/UEFI settings.
Method 9: Create & Use Bootable USB Drive
If none of the solutions work and the error code remains, you should attempt a different installation procedure. The Media Creation Tool can be used to build a bootable USB. Read our guide on How to Create Bootable Windows 11 USB Drive here to fix error code 0x8007007f in Windows 11.
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We hope you learnt how to fix installation update error code 0x8007007f in Windows 11. You can send your suggestions and queries in the comment section down below. We would love to know which topic you want us to explore next.
