What should I do if my computer has a black screen and the fan keeps spinning after shutting down Windows 10? What to do if my computer has a black screen and the host fan keeps whirring?

A problem that Windows 10 users may encounter is that they cannot find the switch user option on the login interface. So what should I do if there is no switch user option on the win10 login interface? Let this site give users a detailed explanation of the problem of not switching user options in the win10 login interface. Detailed solution to the problem of switching user options on the Win10 login interface: Check user account settings: First, make sure you have multiple user accounts on your computer and that these accounts are enabled. You can check and enable the account by following these steps: a. Press Win+I keys to open Settings and select "Accounts". b. Select "Family & Others" or &ld in the left navigation bar

The computer has a restore point, and when the system is restored, it prompts "You must enable system protection on this drive." This usually means that the system protection function is not turned on. System protection is a feature provided by the Windows operating system that can create system restore points to back up system files and settings. That way, if something goes wrong, you can revert to a previous state. When the system fails and you cannot enter the desktop to start it, you can only try the following method: Troubleshooting-Advanced Options-Command Prompt Command 1 netstartvssrstrui.exe/offline:C:\windows=active Command 2 cd%windir%\system32 \configrenSYSTEMsy

The guy's computer appears: Windows cannot start the WindowsAudio service (located on the local computer). Error 0x8007005: Access denied. This situation is usually caused by user permissions. You can try the following methods to fix it. Method 1: Modify the registry to add permissions through batch processing, create a new text document on the desktop, save it as .bat, and right-click the administrator to go far. Echo==========================EchoProcessingRegistryPermission.Pleasewait...Echo================== ========subinacl/subkey

Hello everyone, have you ever encountered the situation where the Windows 10 Task Manager keeps crashing? This function helps us a lot, allowing us to quickly see all running tasks, which is very convenient to use, right? However, some friends said that they encountered this problem and didn’t know how to solve it, so let me share with you the specific solution! Solution to Win10 Task Manager crash 1. First, press and hold the "Win" + "R" keys on the keyboard to open Run, enter "regedit" and press the Enter key. 2. Expand the folders and find "HKEY_CURRENT_USERSoftwareMicros

The calendar can help users record your schedule and even set reminders. However, many users are asking what to do if calendar event reminders do not pop up in Windows 10? Users can first check the Windows update status or clear the Windows App Store cache to perform the operation. Let this site carefully introduce to users the analysis of the problem of Win10 calendar event reminder not popping up. To add calendar events, click the "Calendar" program in the system menu. Click the left mouse button on a date in the calendar. Enter the event name and reminder time in the editing window, and click the "Save" button to add the event. Solving the problem of win10 calendar event reminder not popping up

Everyone who uses a new computer likes to set the user name to Chinese, but setting the user account name to Chinese may cause some problems, such as: 1. Other programs may not be able to read the Chinese user name normally, causing some applications to not work properly. use. 2. Chinese user names may cause some system file paths to be processed incorrectly, which may lead to some unpredictable problems. 3. Some programs may not be able to recognize Chinese file paths and cannot access files in the user directory. 4. In some non-Chinese system environments, Chinese user names may not be displayed properly. Therefore, it is recommended to set the Windows username to the pinyin or abbreviation of English or other languages ​​to avoid unnecessary problems. The following is about the Chinese user name that causes some software to not be correct.

In the Windows 10 system, the password policy is a set of security rules to ensure that the passwords set by users meet certain strength and complexity requirements. If the system prompts that your password does not meet the password policy requirements, it usually means that your password does not meet the requirements set by Microsoft. standards for complexity, length, or character types, so how can this be avoided? Users can directly find the password policy under the local computer policy to perform operations. Let’s take a look below. Solutions that do not comply with password policy specifications: Change the password length: According to the password policy requirements, we can try to increase the length of the password, such as changing the original 6-digit password to 8-digit or longer. Add special characters: Password policies often require special characters such as @, #, $, etc. I

A friend's computer has such a fault. When opening "This PC" and the C drive file, it will prompt "Explorer.EXE Windows cannot access the specified device, path or file. You may not have the appropriate permissions to access the project." Including folders, files, This computer, Recycle Bin, etc., double-clicking will pop up such a window, and right-clicking to open it is normal. This is caused by a system update. If you also encounter this situation, the editor below will teach you how to solve it. 1. Open the registry editor Win+R and enter regedit, or right-click the start menu to run and enter regedit; 2. Locate the registry "Computer\HKEY_CLASSES_ROOT\PackagedCom\ClassInd"