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10 Android Apps You Need for Their Widgets

How to change file ownership in Linux

UsechowntochangefileownershipinLinux:specifyuserwithchownnewuserfilename,groupwithchown:newgroupfilename,orbothwithchownuser:groupfilename;use-Rtoapplyrecursively.

How to effectively clear cache in Linux

Linux systems can manually clean caches through /proc/sys/vm/drop_caches to free up memory. Before the operation, sync synchronization data must be performed, and then use echo1, 2 or 3 to clear PageCache, denries and inodes. It is recommended to use only during testing or troubleshooting.

Linux how to delete files and directories

To safely delete Linux files and directories, first of all, use the correct commands clearly: 1. Use rm commands to delete files, such as rmfilename.txt, and it is recommended to add the -i option to avoid accidentally deletion; 2. Use rmdir to delete empty directories, such as rmdirmyfolder, and use rm-rmyfolder to recursively delete non-empty directories; 3. It is recommended to install trash-cli tool, use trashfilename.txt to move files to the recycling bin to avoid permanent deletion; 4. Always check the path, use tab completion and aliasrm='rm-i' to improve security, and do not execute dangerous commands such as rm-rf/ at will to prevent system damage.

What to Do When Windows File Explorer Is Slow or Unresponsive

IfFileExplorerissloworunresponsive,trythesesteps:1.RestartWindowsExplorerviaTaskManager.2.Disableunnecessarythird-partyextensionsusingShellExView.3.TurnoffthumbnailpreviewsinFolderOptions.4.Runsfc/scannowtorepairsystemfiles.5.Adjustvisualeffectsforbe

How to Fix Windows 'There was a problem resetting your PC'

Ifyouget"TherewasaproblemresettingyourPC"inWindows,trythesesteps:1.RuntheWindowsResettroubleshooter.2.RepairsystemfilesusingSFCandDISMviaCommandPrompt.3.ResetusingaWindowsinstallationUSB.4.Clearresetflagsintheregistryviarecoverymode.

Fix: 'We couldn't complete the updates, Undoing changes' error in Windows

IfWindowsUpdatefailswith"Undoingchanges,"trythesesteps:1.RuntheWindowsUpdateTroubleshooter.2.Freeupdiskspace.3.ResetWindowsUpdatecomponentsviaCommandPrompt.4.Performacleanboot.5.UsetheWindowsUpdateAssistanttool.

How to change icon sizes on the Windows desktop

ToadjustdesktopiconsizeinWindows11:1.Right-clickthedesktop,gotoView,andchooseLarge,Medium,orSmallicons.2.Forsystem-widescaling,gotoDisplaysettings,adjusttheScalepercentage,thenlogoutandbackin.3.Forcustomspacing,useRegistryEditortomodifyIconSpacingand

How to fix error 0x8007045d 'The request could not be performed because of an I/O device error' in Windows?

First check and replace the data cable and port, 1. Replace the USB cable and try different USB ports on the motherboard to avoid using the hub; 2. Run the CHKDSK command to fix file system errors, use chkdskX:/f/r to scan and repair the drive; 3. Update or reinstall the disk driver in the device manager, uninstall and restart after necessary to reinstall the system; 4. Use CrystalDiskInfo and other tools to detect the SMART status of the hard disk, and immediately backup the data when it is found to be "warning" or "corruption"; 5. Disable USB selective pause and automatic hard disk shutdown functions in the power options; 6. Run sfc/scannow and DISM/Online/Cleanup-Image/Re

How to fix the Windows Blue Screen of Death error

IdentifytheBSODerrorcodefromthescreen,thencheckEventViewerorReliabilityMonitorfordetails.2.BootintoSafeModeanduninstallrecentsoftware,drivers,orupdatesthatmayhavetriggeredthecrash.3.RunWindowsMemoryDiagnostic(mdsched.exe),sfc/scannow,DISM,andchkdsk/f

A Guide to Fixing the Most Common Windows 11 Issues

IfWindows11won’tboot,performaforcedrestarttotriggerAutomaticRepairorbootintoSafeModeviathreeconsecutiveforcerestarts,thenuseSystemRestoreifavailable.2.Forslowperformanceandhighdiskusage,checkTaskManagerforresource-heavyprocesses,disableSysMainservice

What to do if a Win11 update fails to install? The solution for failed Windows updates

IfaWindows11updatefails,trythesesteps:1.RuntheWindowsUpdateTroubleshooter.2.Freeupdiskspace.3.RestartWindowsUpdateservices.4.ResetupdatecomponentsviaCommandPrompt.5.RepairsystemfilesusingSFCandDISMtools.

How to manage fonts in Windows 11 Settings

Open settings and enter the personalized font option; 2. Install new fonts by browsing or double-clicking on the file; 3. Click to preview installed fonts in the font list; 4. Select unwanted fonts and click the Remove button to delete; 5. It is recommended to download from trusted sources, avoid installing too many fonts and pay attention to font copyright. Windows 11's built-in font management function is enough for daily use.

Fresh Guide: Troubleshoot Windows Update Error 0x80070490

IfyouencounterWindowsUpdateerror0x80070490,trythesesteps:1.RuntheWindowsUpdateTroubleshooter.2.RestartWindowsUpdate,CryptographicServices,andBITS.3.CleartheSoftwareDistributionfolder.4.RunSFC/scannowtorepairsystemfiles.5.UseDISMtofixtheWindowsimage.