What is Windows Hello and how to set it up
WindowsHello supports facial recognition, fingerprint scanning or PIN code login, depending on the device hardware. 1. Facial recognition requires an infrared camera; 2. Fingerprint login requires a fingerprint sensor; 3. PIN code is suitable for almost all Windows 10 or 11 devices. You can check whether it is supported by "Settings > Account > Login Options". The settings are: after entering the corresponding options, follow the prompts to complete facial scanning, fingerprint input or PIN code settings, ensure that the ambient light is suitable and the hardware is operated correctly to improve the recognition rate. PIN codes should be avoided being too simple and are not recommended to reuse across devices.
Jul 12, 2025 am 01:03 AM
How to sign in to iMessage on Mac
TosignintoiMessageonyourMac,ensurecompatibilityandanactiveinternetconnection,opentheMessagesappandsigninwithyourAppleID,enablesyncingwithyouriPhoneviaSettingsandiCloud,andtroubleshootissueslikeincorrecttimesettingsoraccountproblems.1.ConfirmyourMacsu
Jul 12, 2025 am 01:02 AM
How to recover deleted files on Mac
There are the following methods to restore deleted files on your Mac: 1. Check the wastebasket. If the files are not cleared, you can directly recover them; 2. Use the "Time Machine" backup to restore the data that has been backed up regularly; 3. Try a third-party data recovery software to retrieve the deleted but not overwritten files; 4. Check the version history in iCloud to restore the old version of the cloud document. The faster the operation, the higher the success rate, and avoiding new data overwriting the original file is the key.
Jul 12, 2025 am 12:59 AM
How to use the Shortcuts app on Mac
How to use Shortcuts to improve efficiency on Mac? Apple's Shortcuts app now supports Mac, and can be opened through Launchpad or Spotlight; you can view recommended shortcuts or synchronize commands on iPhone for the first time; when creating shortcuts, you can build a process by dragging and dropping modules, such as setting the "One-click to organize desktop" function, adding "Get items in a specified folder", "Filter by type" and "Move to folder" actions in turn; you need to pay attention to permission issues during use, and go to the system to set authorization if necessary; in addition, Shortcuts can be linked to the menu bar, Siri, and automation processes, and even bind keyboard shortcuts. Using it with Automator can improve efficiency.
Jul 12, 2025 am 12:47 AM
How to create a bootable clone of my Mac's drive
AbootablecloneofyourMac’sdrivecansaveyouwhenyourmaindrivefails.1.ChoosereliablesoftwarelikeCarbonCopyClonerorSuperDuper!ensuringcompatibilitywithyourmacOSversion.2.PrepareanexternaldriveformattedasMacOSExtended(Journaled)orAPFSwithGUIDPartitionMap.3.
Jul 12, 2025 am 12:38 AM
How to check Windows update history
If you want to know the Windows system update records, you can view them by the following methods: 1. View the update history in the settings, suitable for ordinary users to operate easily. You can view the installed update list installation time and status. 2. View the user path suitable for the old interface. The path is slightly complicated but the content is consistent. 3. Command line tool query is suitable for technicians to use PowerShell to enter commands to generate detailed log files to facilitate troubleshooting. 4. Event viewer find specific records. By filtering the system log, you can see all update-related operation records suitable for troubleshooting specific date update situations. Different scenarios. Select different methods. Daily viewing. Update history in recommended settings. Troubleshooting is available. Command line and event viewer.
Jul 12, 2025 am 12:38 AM
How to install linux
Installing Linux system is friendly to novices. The key steps include: 1. Select a suitable distribution such as Ubuntu or LinuxMint; 2. Use Rufus or Ventoy to create a bootable USB flash drive; 3. Enter the BIOS settings to boot from the USB flash drive and complete the system installation; 4. Update the system, install the software, and adjust the display and input method settings after installation. The entire process takes about 15 to 30 minutes. When encountering problems, you can find online solutions. The actual operation is not complicated.
Jul 12, 2025 am 12:32 AM
How to change the default browser in Windows 11
To change the default browser of Windows 11, first open the "Settings" app and enter the settings interface through "Apps > Default Apps"; secondly, select the target browser such as Chrome in the "Web Browser" option; then make sure that the browser is also actively set to default; if it still cannot be changed, advanced users can check account permissions or modify settings through command prompts and PowerShell.
Jul 12, 2025 am 12:32 AM
What is the difference between grep, egrep, and fgrep?
The difference between grep, egrep and fgrep is the type of pattern matching they support. 1.grep supports basic regular expressions (BRE), and special characters such as , ?, {, |, (escape; 2.egrep supports extended regular expressions (ERE), without escaping these characters, and supports more powerful functions such as grouping, selection and quantifiers; 3.fgrep does not support regular expressions, and only performs fixed string searches, which are suitable for fast and precise matching. Select according to requirements: BRE needs to be used, egrep or grep-E needs to be used, and literal matches need to be used fgrep or grep-F.
Jul 12, 2025 am 12:25 AM
Wi-Fi not working on Mac
1. Check whether Wi-Fi is turned on and reconnect to the network. 2. Make sure the flight mode is turned off and the time is set correctly. 3. Delete and re-add the Wi-Fi service through "Network Preferences", or refresh the DNS cache using terminal commands. 4. Try restarting your router and Mac. 5. Update the system software and confirm the model support status. 6. Troubleshoot hardware problems, such as signal strength, network replacement test, or using USB wireless network card. Operations one by one for the above steps can usually solve the problem of Wi-Fi connection on your Mac.
Jul 12, 2025 am 12:16 AM
What is Auto HDR and how to use it in Windows 11?
AutoHDRinWindows11enhancesgamevisualswithHDReffectsautomatically.Toenableit,gotoSettings>System>DisplayandtoggleonUseHDR;ensureyourdisplaysupportsHDRanduseacompatiblecable.SupportedgamesincludemostDirectX11and12titles,especiallythosefromtheMicr
Jul 12, 2025 am 12:06 AM
How to check PC specs on Windows
If you want to know the configuration of your computer, you can use the tools provided by Windows system. 1. Use the task manager (Ctrl Shift Esc) to view CPU, memory, disk usage and graphics card model; 2. Use the "Settings → System → About" page to view Windows version, system type and device specifications; 3. Press Win R to enter dxdiag to open the DirectX diagnostic tool to view the graphics card name, graphics memory and driver information; 4. Run systeminfo>C:\systeminfo.txt in the administrator command prompt to generate a complete hardware report, suitable for recording or sharing configuration information.
Jul 12, 2025 am 12:03 AM
Stop Wasting Money on the Wrong PC Gear—These Are the Upgrades That Matter
The fad of RGB has somewhat gotten out of hand. We now have RGB keyboards, RGB headsets, even RGB RAM—and I’m here to say that it’s not all that important. Yes, RGB can be fun, but before you set your focus on getting every single item in your PC
Jul 11, 2025 am 09:02 AM
I've Used Multi-Monitors for Years, Here's How to Configure Them Perfectly
RelatedThe Best Gaming Monitors of 2025You'll want to replay your favorite games after upgrading to a new gaming monitor.Posts Get Your Monitors Aligned the Right Way ----------------------------------------- Once your monitors are up and running—an
Jul 11, 2025 am 03:02 AM
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