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Windows Hello isn't available on this device

When you encounter the prompt "Windows Helloisn'tavailable onthisdevice", you should first clarify whether the device meets the hardware requirements: 1. Face recognition requires an infrared camera; 2. Fingerprint recognition requires a dedicated reader; 3. Although PIN login does not require additional hardware, it may be subject to other conditions; if the hardware supports it but still cannot be used, you should check whether the driver is the latest, whether the system is updated to the latest version, and confirm that the device has passed Windows authentication; in addition, you should also check whether the account type is a Microsoft account, whether the Group Policy restriction function is enabled, and whether the TPM is enabled; finally, you can try restarting the device, running troubleshooting, or re-adding an account to clear cache issues.

Jul 05, 2025 am 02:54 AM

equipment

Windows could not find a driver for your network adapter

If you encounter the problem of "Windows could not find the network card driver", it means that the system cannot find the network card driver, which is often caused by reinstalling the system, replacing the motherboard, or the driver is damaged. 1. You can first update the driver through the device manager, right-click the network card device and select "Update Driver" and search automatically; 2. If you cannot connect to the network, you can download the corresponding driver through other devices (you need to confirm the network card model and access the official website) and copy and install it with a USB flash drive; 3. Enter the BIOS to check whether the network card is disabled, and try safe mode or PE system to load the driver; 4. Consider the compatibility issues of system version, if the Ghost system deletes the driver or the number of bits does not match, it is recommended to use the official original system image to re-

Jul 05, 2025 am 02:54 AM

drive network adapter

snipping tool not working Windows 11

When SnippingTool cannot be used normally in Windows 11, you can follow the following steps to solve it: 1. Check whether it is disabled or damaged, try to run as an administrator or repair it through the PowerShell command; 2. If the integrated tool "Screens and Sketch" is not installed or damaged, you can reinstall or manually install it through the Microsoft Store; 3. Clear the application cache and check for system updates to eliminate software exceptions; 4. If it still cannot be resolved, you can use the Win Shift S shortcut key, PrintScreen key or third-party screenshot tool to replace it. The above methods can usually effectively deal with common problems with SnippingTool.

Jul 05, 2025 am 02:53 AM

Windows stuck on 'undoing changes made to your computer'

The computer is stuck in the "Undo Changes made to the computer" interface, which is a common problem after the Windows update fails. It is usually caused by the stuck rollback process and cannot enter the system normally. 1. First of all, you should wait patiently for a long enough time, especially after restarting, it may take more than 30 minutes to complete the rollback, and observe the hard disk light to determine whether it is still running. 2. If there is no progress for a long time, you can force shut down and enter the recovery environment (WinRE) multiple times, and try to start repair or system restore. 3. After entering safe mode, you can uninstall the most recent update records through the control panel. 4. Use the command prompt to execute the bootrec command in the recovery environment to repair the boot file, or run sfc/scannow to check the system file. 5. The last method is to use the "Reset this computer" function

Jul 05, 2025 am 02:51 AM

windows

Why is my Windows 11 computer so slow

The main reasons for Windows 11 slowdown include too many startup items, insufficient disk space, background processes occupying resources, and driver incompatibility. First, too many startup items will cause slow startup, and non-essential programs can be disabled through the task manager; second, insufficient space in the C disk affects the system operation, and disk cleaning, uninstalling software, and migrating files should be used to free up space, and the mechanical hard disk should be defragmented; third, background processes may consume resources secretly, and abnormal processes need to be monitored and ended through the task manager; finally, old drivers or hardware aging will also affect performance. It is recommended to update the driver, upgrade memory or replace the SSD, and consider replacing old devices.

Jul 05, 2025 am 02:44 AM

Computer slow

Printer in error state Windows 11

Tofixaprinterin"errorstate"onWindows11,firstcheckbasicconnectionsandpowerbyensuringtheprinterison,connectedproperlyviaUSBorWi-Fi,andfreeofjamsorlowink.ThencleartheprinterqueuebystoppingthePrintSpoolerservice,deletingtemporaryprintjobs,andre

Jul 05, 2025 am 02:43 AM

How to fix 'The default gateway is not available' on Windows

The problem of "default gateway is not available" is usually caused by a network configuration or hardware connection failure. 1. First check whether the wireless or wired connection is normal, make sure the device is connected to the network, try to restart the router or replace the network cable; 2. Run the command prompt with administrator permissions, execute the netshwinsockreset and netshintipreset commands to reset the TCP/IP protocol and Winsock components; 3. Manually set the IPv4 address, including the IP address, subnet mask, default gateway and DNS server to avoid conflicts with other devices; 4. Update or roll back the network card driver, and give priority to using the official driver provided by the device manager or the manufacturer's official website. In most cases, operating in this order can solve the problem. If it still cannot be solved,

Jul 05, 2025 am 02:37 AM

windows Internet problem

Windows not detecting headphones

1. Check whether the headphones are plugged in correctly, make sure to plug in the motherboard audio interface or replace the USB port; 2. Make sure the headphones are the default playback device; 3. Update or reinstall the audio driver; 4. Enable the disabled audio device. When Windows does not recognize headphones, you should first check whether the headphones are plugged in, try changing the jack, then confirm that the headphones are the default playback device in the sound settings, then update or reinstall the audio driver through the Device Manager, and enable the device that may be disabled in the sound control panel. If the problem is, there may still be hardware failure.

Jul 05, 2025 am 02:30 AM

Windows remote desktop can't connect

1. Make sure Remote Desktop is enabled: Enable Remote Desktop feature on the target computer and confirm that the user account has permission to access. 2. Check network and firewall settings: Make sure the device is on the same network, try ping tests, and allow remote desktops to pass through the firewall. 3. Use the correct IP address and port: Enter the correct IP address and port number (default 3389), pay attention to distinguishing between public IP, LAN IP and IPv4/IPv6. 4. Troubleshoot advanced problems: Check whether the remote desktop service is running, whether there are group policy restrictions, try to create a new .rdp file and update the Windows system. If you still cannot connect, please check whether there are any errors in each step.

Jul 05, 2025 am 02:12 AM

how to boot Windows in safe mode

The method to enter safe mode varies depending on the Windows version and startup situation. The main steps are as follows: 1. Windows 10/11 regular entry: go through "Settings → System → Recovery → Advanced Startup → Restart Now", after entering, select "Troubleshooting → Advanced Options → Startup Settings → Restart", and then press 4/F4 (with network) or 5/F5 (without network); 2. Windows 10/11 forced entry: hold down the power button three times in a row, and automatically enter the recovery environment when the fourth boot is turned on, and the subsequent operations are the same as above; 3. Windows 7 and earlier versions: press F8 repeatedly to call up the advanced boot options, select "Safe Mode". If it is invalid, you can configure the startup item through msconfig. Problem software can be uninstalled in safe mode

Jul 05, 2025 am 02:04 AM

windows safe mode

How to format a drive in Windows using command prompt

To format the drive using a command prompt in Windows, it can be done via the diskpart or format command. 1. When using diskpart formatting, you need to run the command prompt as an administrator, enter diskpart, listdisk, selectdiskX (X is the disk number), listpartition, selectpartitionY (Y is the partition number), formatfs=ntfsquick to complete the formatting. 2. Use the format command to directly enter formatd:/fs:ntfs (d: is the drive letter) for operation. 3. Quick formatting does not scan bad sectors by default, complete formatting

Jul 05, 2025 am 01:56 AM

windows Format hard drive

Windows mobile hotspot not working

If the phone hotspot cannot be turned on or connected, you can follow the following steps to check: 1. Check whether the phone hotspot is turned on, whether the SSID and password are correct, and whether the number of devices exceeds the limit, try restarting the phone or resetting the hotspot settings; 2. Make sure that the computer Wi-Fi is turned on, switch flight mode, update the network card driver or check the USB connection mode; 3. Run network troubleshooting, manually release/renew the IP address or reset the TCP/IP protocol; 4. Update the driver, use the system to restore, and eliminate firewall interference. Most cases can be solved by restarting the device and updating the driver.

Jul 05, 2025 am 01:55 AM

Windows update is downloading but stuck at 0%

When the Windows Update card is 0%, you can use the following steps to solve it: 1. Check the network connection and turn off traffic saving and proxy settings; 2. Run ipconfig/flushdns and netshwinsockreset; 3. Use Windows Update troubleshooting to detect and fix the problem; 4. Manually clean the SoftwareDistribution folder and restart the related services; 5. Repair the system files through SFC and DISM; 6. Finally, you can consider resetting the computer. Each step needs to be executed in sequence and pay attention to details, especially the service status and cache cleaning process, which can effectively eliminate most update lag problems.

Jul 05, 2025 am 01:53 AM

stuck

Microsoft Store not opening on Windows 11

The problem that Microsoft Store cannot be opened can be solved by the following methods: 1. Check the network connection and regional settings to ensure that the DNS, proxy and country or region are bound to the account; 2. Use the system's own troubleshooting tool to fix temporary errors; 3. Reset Microsoft Store to restore the initial state; 4. Run wsreset.exe to clear the cache and retain the login state. In most cases, try in order to restore normal use.

Jul 05, 2025 am 01:19 AM