Windows 更新(Windows Update)是 Windows 的重要组成部分，它(Windows)可以永久改进操作系统(operating system)和用户体验的质量。长时间使用计算机后，您最终会安装大量更新。如果您想查找有关它们的信息、它们的安装时间和用途，您可以查看所有已安装的更新。此外，您可以恢复您在某个时候隐藏的那些更新。本教程将分享如何做这两件事：
注意：(NOTE:)下面介绍的所有操作都是在Windows 更新(Windows Update)窗口中完成的。如果您不知道如何访问它，请阅读本指南：检查Windows 更新(Windows Updates)、了解(Learn)它们的功能并阻止(Block)您不需要的更新。本指南适用于Windows 7和Windows 8.1。
如何查看您的 Windows更新历史记录(Update History)
如果您想查看计算机上安装的更新列表、更新的时间和重要性，请按照本节中的步骤进行操作。打开Windows 更新(Windows Update)窗口后，单击或点击“查看更新历史记录”("View update history")。
您将看到一个包含所有已安装更新的列表。您可以使用可用的列按更新的名称、状态、重要性或安装日期对更新进行排序。单击(Click)或点击您要使用的列，更新将自动排序。
如果您想了解有关某个更新的更多信息，您只需双击它并打开一个包含附加信息的窗口。
另一种方法是右键单击或按住该更新，然后按(update and press) “查看详细信息”("View details")。您也可以从右键菜单中按(click menu)“复制详细信息”("Copy details")，然后将它们粘贴到文档中。
如何删除已安装的 Windows 更新(Installed Windows Updates)
您安装的某些更新可能会造成一些不便。在这种情况下，您可以做的最好的事情是卸载有问题的更新。首先(First)，打开Windows Update窗口，然后单击或点击“已安装的更新”("Installed Updates")。
另一种方法是打开控制面板(Control Panel)，单击或点击"Programs -> Program and Features"，最后按“查看已安装的更新”("View installed updates")。
在已安装的更新(Installed Updates)窗口中，所有已安装的更新都按类别拆分。找到要删除的文件后，单击或点击(click or tap) 卸载(Uninstall)。
您将被要求确认这一点。按是(Yes)继续。
然后，Windows将开始卸载过程并显示一个进度条(progress bar)。
卸载过程完成后，您将返回到已安装更新(Installed Updates)窗口。
如何恢复隐藏的 Windows 更新(Hidden Windows Updates)
如果您隐藏了一个更新以阻止它安装，然后您决定要恢复它，那么有一种非常简单的方法可以让它再次可用。首先(First)，转到Windows 更新(Windows Update)窗口，然后单击或点击左窗格中的“恢复隐藏的更新”("Restore hidden updates")。
您现在将看到一个列表，其中包含您隐藏的所有更新。检查要恢复的更新，然后单击或点击恢复(Restore)按钮。
Windows 更新(Windows Update)将立即开始检查更新。
完成后，您恢复的更新将出现在可用更新列表中。您现在可以按照本指南中的说明安装它们：检查Windows 更新(Windows Updates)、了解(Learn)它们的功能并阻止(Block)不需要的更新。
结论
如果在此之前管理已安装和隐藏的更新似乎是一个相当复杂的过程，那么本指南应该已经为您清除了一切。如果您有任何问题或疑问，请随时使用下面的评论表提问。
How To Manage Your Installed & Hidden Windows Updates
Windows Update is an essential part of Windows that is permanently improving the operating system and the quality of your user experience. After using your computer for a long time, you will end up with plenty of updates installed. If you want to find information about them, when they were installed and what they do, you can review all your installed updates. Also, you can restore those updates that you have hidden at some point. This tutorial will share how to do both these things:
NOTE: All the operations presented below are done from the Windows Update window. If you don't know how to access it, please read this guide: Check for Windows Updates, Learn What They Do & Block Those You Don't Need. This guide applies to both Windows 7 and Windows 8.1.
How To Review Your Windows Update History
If you want to check the list of updates that were installed on your computer, when and how important they were, follow the steps in this section. After you open the Windows Update window, click or tap "View update history".
You will see a list with all the updates that were installed. You can use the columns available to sort the updates by their name, status, importance or the date when they were installed. Click or tap the column you want to use and the updates will automatically be sorted.
If you want to know more about a certain update, all you have to do is to double click on it and a window with additional information is opened.
Another way is to right-click or press and hold on that update and press "View details". You can also press "Copy details" from the right click menu and then paste them into a document.
How To Remove Installed Windows Updates
It's possible that some of the updates that you have installed are causing some inconveniences. In this situation the best thing you can do is to uninstall the problematic update. First, open the Windows Update window, then click or tap "Installed Updates".
An alternative is to open the Control Panel, click or tap "Programs -> Program and Features" and finally, press "View installed updates".
In the Installed Updates window, all the installed updates are split by category. Once you find the one that you want to remove, click or tap Uninstall.
You will be asked to confirm this. Press Yes to proceed.
Then, Windows will start the uninstall process and show a progress bar.
When the uninstall process is complete, you will be returned to the Installed Updates window.
How to Restore Hidden Windows Updates
If you have hidden an update to prevent it from installing and then you decide that you want it back, there's a really simple way to make it available again. First, go to the Windows Update window and click or tap "Restore hidden updates" from the left pane.
You will now see a list with all the updates that you hid. Check the updates that you want to restore and then click or tap the Restore button.
Windows Update will immediately start checking for updates.
When done, the updates that you restored will appear in the list of available updates. You can now install them by following the instructions from this guide: Check for Windows Updates, Learn What They Do & Block Those You Don't Need.
Conclusion
If managing your installed and hidden updates seemed a rather complicated process before now, this guide should have cleared everything for you. If you have any issues or questions, don't hesitate to ask using the comments form below.
