Ctrl+Alt+Del是一种流行的按键序列，我们都依赖它来逃避问题或结束功能，或者只是摆脱令人讨厌的程序。Ctrl+Alt+DelCPU发送命令以打开带有菜单的窗口，以访问诸如注销、锁定系统、切换用户、打开任务管理器甚至关闭系统等任务。也就是说，每次您的系统由于各种原因而冻结或损坏时；你必须给它三指敬礼，Ctrl+Alt+Del重启整个系统。

Ctrl+Alt+Del 不起作用

在程序崩溃的情况下，通常Windows用户只需按Ctrl+Alt+Del.In任务^{(Task Manager)}管理器。在任务管理器^{(Task Manager)}中，用户可以修复、更改、测试、结束进程并重新启动程序. 但有时您可能会遇到这种奇怪的问题，即Ctrl+Alt+Del在您的系统上不起作用。如果您使用非官方固件更新了系统或安装了一些第三方应用程序，通常会出现此问题。当您安装第三方应用程序时，实际发生的情况是它会更改注册表^(Registry)并修改默认值。在这种情况下，需要识别有问题的应用程序并卸载它们。

在本文中，我们讨论了一些解决此问题的解决方案。但在尝试我们的解决方案之前，请物理清理键盘按键并检查是否有任何错过的Windows 更新^{(Windows Updates)}，因为安装最新更新可以解决问题。此外，请确保您的系统没有感染恶意软件，强烈建议您在使用任何计算机之前扫描您的 PC 是否存在恶意软件。

1]运行系统还原

要将 Windows 设置恢复为原始设置，请运行系统还原并检查是否可以解决问题。

2]检查^(Check)是否是硬件问题

确保^(Make)您没有使用有缺陷的键盘，如果是这样，则必须用其他键盘更换键盘并检查问题是否仍然存在。或者，也许你可以在另一个计算机系统上尝试这个键盘。

3]重置键盘

某些软件可能会更改键盘的默认设置并导致计算机按键出现故障。将键盘重置为默认设置^{(Resetting the keyboard to the default settings)}可能有助于解决Ctrl +Alt+Del序列的问题。

4]执行干净启动

将计算机置于干净启动状态^{(Clean Boot State)}有助于确定导致问题的启动程序或第三方应用程序。通过干净启动找到导致问题的应用程序后，您可以简单地将其禁用，也可以将其从系统中完全删除。

Hope something here helps you!

Ctrl+Alt+Del not working in Windows 10

Ctrl+Alt+Del is a popular key sequence that we all hinge on either to escape from an issue or end a function or simply get away with the irksome programs. Ctrl+Alt+Del is the keyboard sequence when pressed sends a command to CPU to open window with a menu to access tasks like signing out, locking the system, switching the users, opening a task manager or even shutting down the system. That is, each time your system freezes or is wrecked due to a varied cause; you have to give it the three-finger salute, Ctrl+Alt+Del to reboot the entire system.

Ctrl+Alt+Del not working

In scenarios where programs crash, generally Windows users simply open the Task Manager by pressing Ctrl+Alt+Del.In the Task Manager, the users are allowed to repair, make a change, test, end the process and start the program all over again. But sometimes you may encounter this weird problem of the key sequence Ctrl+Alt+Del not working on your system. The problem usually occurs if you have updated the system with unofficial firmware or have installed some third party apps. What actually happens when you install a third-party app is that it makes changes to the Registry and modify the default values. In this case, it is required to identify the problematic application and uninstall them.

In this article, we discuss some solutions to fix this problem. But before trying out our solution clean up the keyboard keys physically and check if you have any missed Windows Updates as many a time installing the latest updates could solve the problem. Also, make sure that your system is not infected with malware and it is highly recommended to scan your PC for malware before using any computers.

1] Run System Restore

In order to restore windows settings back to the original, run the system restore and check if this resolves the problem.

2] Check if it is a hardware problem

Make sure that you are not using a defective keyboard, and if so, you have to replace keyboards with a different one and check if the problem persists. Or then maybe you could try this keyboard on another computer system.

3] Reset the Keyboard

Some software can change the default settings of the keyboard and result in the malfunctioning of the computer keys. Resetting the keyboard to the default settings may help in fixing the problem with Ctrl +Alt+Del sequence.

4] Perform a Clean Boot

Placing the computer in Clean Boot State assists in identifying which startup programs or third party application is causing the problem. Once you have found the application that is causing the problem through clean boot either you can simply keep it disabled or you can just remove it completely from the system.

Hope something here helps you!

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