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Technical Articles

System Tutorial

How to fix a black screen with a cursor in Windows

IfyoufaceablackscreenwithonlyacursoronWindows,trythesesteps:1.PressCtrl Shift EsctoopenTaskManagerandrestartexplorer.exe.2.BootintoSafeModeviaShift Restart.3.UpdateorrollbackdisplaydriversinDeviceManager.4.Runsfc/scannowinCommandPrompttofixsystemfile

Sep 10, 2025 am 01:49 AM

windows black screen

How to free up disk space on a Mac

IfyourMacislowonstorage,improveperformancebyusingbuilt-instoragemanagement,deletinglargeorunusedfiles,removingoldiOSbackups,clearingsystemandbrowsercaches,anduninstallingunusedapps.RemembertoemptytheTrashtofullyreclaimspace.

Sep 10, 2025 am 01:39 AM

mac disk space

How to use Task Manager in Windows

TomanageprocessesandmonitorsystemperformanceinWindows,useTaskManagerviashortcuts(Ctrl Shift Esc),Startmenu,Rundialog(taskmgr),orright-clickthetaskbar.CheckthePerformancetabforreal-timeresourceusage,endunresponsiveapps,disableunnecessarystartupprogram

Sep 10, 2025 am 01:25 AM

windows task manager

How to enable Secure Boot for Win11

ToenableSecureBootforWindows11,accessUEFIfirmwaresettingsviaAdvancedStartup,enableSecureBoot,setpolicytostandardMicrosoftCA,disableCSM,andensureUEFIbootmode.Savechangesandrestart.

Sep 10, 2025 am 01:18 AM

win11

How to enable Storage Sense in Windows

ToautomaticallyfreeupdiskspaceonWindows11,enableStorageSenseviaSettings>System>Storage.Toggleiton,setacleanupschedule,customizewhichfilestoremove(liketemporaryfilesorRecycleBincontents),andoptionallyrunitmanuallybyclicking"Freeupspacenow.&

Sep 10, 2025 am 01:08 AM

windows

How to change the default browser on a Mac

TochangethedefaultbrowseronyourMac:1.GotoSystemSettings>General>Defaultwebbrowserandselectyourpreferredbrowser.2.Forunsupportedbrowsers,setitasdefaultwithinthebrowser’sownsettings.3.AdvanceduserscanuseTerminalwiththeduticommandtoassignbrowserha

Sep 10, 2025 am 12:21 AM

mac default browser

How to change screen resolution in Linux

Toadjustdisplayresolution,usexrandrtolistandsetmodes,createcustomresolutionswithcvt,oruseGUIsettingsinyourdesktopenvironment.Forconsolemode,configureGRUBwithdesiredvideoparametersandupdatetheconfiguration.

Sep 10, 2025 am 12:14 AM

linux Screen Resolution

How to use the grep command in Linux

TosearchtextpatternsinLinux,usegrepeffectively:searchinfiles,ignorecasewith-i,recursedirectorieswith-r,showlinenumberswith-n,invertmatcheswith-v,countoccurrenceswith-c,andmatchwholewordswith-w.

Sep 10, 2025 am 12:10 AM

linux grep

It's Time to Uninstall Nova Launcher

I have been using Android phones since 2010, and one of the apps that has accompanied me almost the entire process is Nova Launcher. It has been the king of desktop customization for many years, but now, this classic app is officially coming to an end. The founder of Nova announced that it will be withdrawn soon and the app will be completely abandoned. Kevin Barry, the original developer of Nova Launcher, posted a post last weekend called Farewell, announcing that he is no longer involved in the project. He said in the article that he had left Branch, a company that acquired Nova in 2022. For those who are concerned about the development trajectory after the acquisition, this news may

Sep 09, 2025 pm 06:15 PM