How to view and clear your activity history on Windows
Toviewactivityhistory,pressWin TabtoopenTimeline,whichdisplaysrecentfiles,apps,andwebsitesused.2.Tostoptrackingandclearlocaldata,gotoSettings>Privacy&security>Activityhistory,uncheck“Storemyactivityhistoryonthisdevice”andclickClear.3.Toclea
Aug 13, 2025 pm 02:35 PM
How to enable and use Windows Sandbox for testing software
WindowsSandbox can be enabled on Windows 10/11 Pro or Enterprise systems that meet the conditions to test unknown software for security; 1. Make sure that the system has at least 4GB of memory, 1GB of disk space, 2 core CPU and enable virtualization in the BIOS; 2. Enable WindowsSandbox and restart the computer by "Open or close Windows functions"; 3. After booting, drag the file into an isolated environment to run the test; 4. Close the window after use and completely clear all data; in addition, you can create .wsb configuration files to achieve folder mapping or automatically execute commands, but it should be noted that this function is not suitable for Home version and does not have persistence and snapshot functions, suitable for fast and temporary
Aug 13, 2025 pm 02:32 PM
How to fix a webcam that is not working in Windows 10
First check the physical connection and privacy settings to ensure that the camera is correctly connected, the hardware switch is on, and enable camera permissions and access to the corresponding application in the settings; 2. Use the "Camera" application built in Windows 10 to test whether the camera can start and display the screen normally to determine whether it is a hardware or software problem; 3. Update or reinstall the camera driver, find the camera device through the device manager and select update or uninstall and restart the system to allow Windows to automatically reinstall the driver; 4. Run the "Hardware and Device" troubleshooting tool that comes with the system to automatically detect and fix common hardware problems; 5. Make sure that the Windows system and the application (such as Zoom, Teams, and browser) have been updated to the latest version to avoid both
Aug 13, 2025 pm 02:16 PM
Fixed: Windows Is Not Ejecting External Hard Drive
Closeallopenfilesandprogramsaccessingthedrive,includinghiddenpreviewsinFileExplorer.2.CheckTaskManagerforbackgroundprocesseslikeantivirusscansorsynctoolsusingthedriveandendthem.3.Usethe"SafelyRemoveHardware"iconcorrectlybyselectingthespecif
Aug 13, 2025 pm 02:14 PM
How to connect AirPods to a Windows 11 PC
PutAirPodsinpairingmodebyopeningthecaseandpressingthebuttonuntilthelightflasheswhite.2.EnableBluetoothonWindows11viaSettings>Bluetooth&devices.3.ClickAdddevice,selectBluetooth,andchooseyourAirPodsfromthelisttopair.4.Optionally,setAirPodsasthed
Aug 13, 2025 pm 02:13 PM
How to Adjust Appearance and Performance in Windows for Speed
TospeedupasluggishWindowsPC,adjustappearanceandperformancesettings:1.OpenPerformanceOptionsviasysdm.cpl,thenclickSettingsunderPerformanceintheAdvancedtab.2.Select"Adjustforbestperformance"todisableallvisualeffectslikeanimations,shadows,andl
Aug 13, 2025 pm 02:09 PM
How to fix sound or audio problems in Windows?
First check the audio hardware connection and basic settings to ensure that the device is connected correctly, the volume has been turned up and not muted, and confirm that the system output device is selected correctly; 2. Run the built-in audio troubleshooting tool for Windows automatically detect and fix common problems; 3. Update or reinstall the audio driver, and you can operate it through the Device Manager or download the latest driver from the manufacturer's official website; 4. Make sure that the Windows Audio Service is running and set to start automatically, and disable the audio enhancement function to solve distortion or noise problems; 5. Adjust the power management settings to prohibit the system from turning off the USB or audio device to save power; 6. Check and install the latest Windows updates to fix possible audio-related vulnerabilities; 7. If there are still problems, try to make it
Aug 13, 2025 pm 02:07 PM
Troubleshooting the Blue Screen of Death in Windows 11
IdentifythestopcodedisplayedontheBSOD,asitindicatesthespecificcause,andcheckEventViewerforpastcrashdetailsunderBugCheckeventIDs.2.Reviewrecentchangessuchasnewhardware,driverupdates,orWindowsupdates,andremove,reseat,orrollbackaccordingly,usingSafeMode
Aug 13, 2025 pm 01:59 PM
Linux how to set environment variables
Useexportfortemporaryvariablesinthecurrentsession;2.Addexportstatementsto~/.bashrcor~/.profileforuser-specificpersistence;3.Placeexecutablescriptswithexportcommandsin/etc/profile.d/forsystem-widevariables;4.Prefixcommandswithvariableassignmentsforsin
Aug 13, 2025 pm 01:53 PM
Linux how to view the manual page for a command
To view the man page of Linux commands, use the man command plus the command name to query, such as: manls, which will display the description, syntax, options and examples of the ls command; when navigating the man page, the space bar turns down, b turns up, the arrow keys scroll line by line, / add text to search forward, n jumps to the next match, q exits; the man page is divided into multiple parts, including NAME (command name and brief description), SYNOPSIS (used method), DESCRIPTION (detailed description), OPTIONS (available option list), EXAMPLES (used examples) and SEEALSO (related commands or documents); when commands with the same name appear in different parts, you can specify the part number by specifying the part number when commands with the same name appear in different parts.
Aug 13, 2025 pm 01:45 PM
How to force an app to use a specific GPU in Windows
OpenWindowsSettingsandgotoSystem>Display>GraphicstoaddanappandchooseeitherPowersaving(integratedGPU)orHighperformance(dedicatedGPU).2.ForNVIDIAGPUs,usetheNVIDIAControlPanelunderManage3DSettingstoassignaspecificapptotheHigh-performanceNVIDIAproc
Aug 13, 2025 pm 01:36 PM
Fixed: Windows Is Not Remembering My Password
CheckifusingaMicrosoftorlocalaccountviaSettings>Accounts>Yourinfoandensurecorrectlogindetailsandinternetconnection.2.OpenCredentialManagerinControlPanel,removeoutdatedorduplicateWindowscredentials,restart,andre-entercredentialswhileselecting“Re
Aug 13, 2025 pm 01:33 PM
How to find the IP address of my Windows computer using CMD
OpenCommandPromptbypressingWindows R,typingcmd,andpressingEnter,orbysearchingfor"CommandPrompt"intheStartmenu.2.TypeipconfigandpressEntertodisplaynetworkconfigurationdetails.3.Locateyouractiveconnection(Wi-FiorEthernetadapter)andfindthe&quo
Aug 13, 2025 pm 01:07 PM
Linux how to change the owner of a file
To change the owner of a Linux file, use the chown command. 1. Change the file owner only: sudochownnewuserfilename, for example sudochownlicereport.txt changes the owner of report.txt to alice. 2. Change the owner and group at the same time: sudochownuser:groupfilename, for example, sudochownalice:developersproject.log sets the owner to alice and the group to developers. 3. Change the group only: sudochown:groupfilename, e.g.
Aug 13, 2025 pm 01:02 PM
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