Fix: Api-ms-win-core-libraryloader-l1-1-1.dll Missing Error During Windows 10 Upgrade

When you try to upgrade to Windows 10 from a Windows 7 computer using the Windows 10 Update Assistant tool, the following error may pop up:

Windows10UpgraderApp.exe - System Error

The program can't start because api-ms-win-core-libraryloader-l1-1-1.dll is missing from your computer. Try reinstalling the program to fix this problem.

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Replace Default User Account Avatar in Windows 10

Windows 10, by default uses a simple user picture with a grey background and the persona image represented by white curves. The user picture is visible during sign in, as well as in the Start menu as a small rounded thumbnail image. This post explains how to replace the simple user avatar/image with any other image of your choice. After completing the procedure below, new accounts use this image by default.Read more

Fix: Keyboard Input Not Working in Modern (Store) Apps

If the keyboard input doesn’t work in modern (Store) apps like Microsoft Store, OneNote for Windows, Start menu search, Lock screen, etc, this article tells you how to fix the issue. Cause When you type something in those modern apps, nothing may happen. This happens if a built-in Scheduled Task is disabled accidentally. Despite this … Read more

How to Delete Files Older than N Days Automatically in Windows

windows 10 storage settings cleanup options

Windows 10 has built-in features to free up space by deleting old files in the %temp% directory and Downloads folder. Windows 10 Settings has an option (“Storage”) which automatically clears temporary files your apps are not using, files in the Downloads that haven’t been modified in the last x days, or files lying in the Recycle Bin for x days.Read more

Change Drag & Drop Sensitivity to Avoid Accidental Move of Files

Is your mouse or touchpad too sensitive which causes accidentally dragging of items on your desktop or File Explorer when clicked/tapped? By default, if you drag a file or folder by a distance of 4 pixels and release the mouse button, the default “drag and drop” action (move or copy, depending on whether you are dragging it to another folder on the same drive, or to a folder on another drive.) will take place.Read more

[Fix] DISM and .NET Framework 3.5 Error 0x800F081F

When running the following DISM command, the error 0x800F081F may appear in some systems. The same error occurs when installing the .NET Framework in Windows 10.

Dism /Online /Cleanup-Image /RestoreHealth
Error: 0x800f081f
The source files could not be found.
Use the "Source" option to specify the location of the files that are required to restore the feature. For more information on specifying a source location, see http://go.microsoft.com/fwlink/?LinkId=243077.

DISM Error 0x800f081f The source files could not be found
DISM Error: 0x800f081f — The source files could not be found

DISM.log

Error DISM DISM Package Manager: PID=13368 TID=5124 Failed finalizing changes. - CDISMPackageManager::Internal_Finalize(hr:0x800f081f)
Error DISM DISM Package Manager: PID=13368 TID=5124 The source files could not be found; their location must be specified using the /source option to restore the feature. - GetCbsErrorMsg
Error DISM DISM Package Manager: PID=13368 TID=5124 Failed processing package changes with session option CbsSessionOptionRepairStoreCorruption - CDISMPackageManager::RestoreHealth(hr:0x800f081f)
Error DISM DISM Package Manager: PID=13368 TID=5124 The source files could not be found; their location must be specified using the /source option to restore the feature. - GetCbsErrorMsg
Error DISM DISM Package Manager: PID=13368 TID=5124 Failed to restore the image health. - CPackageManagerCLIHandler::ProcessCmdLine_CleanupImage(hr:0x800f081f)
Error DISM DISM Package Manager: PID=13368 TID=5124 Failed while processing command cleanup-image. - CPackageManagerCLIHandler::ExecuteCmdLine(hr:0x800f081f)

CBS.log

CBS    Exec: Processing complete, session(Corruption Repairing): 30459372_734419507 [HRESULT = 0x800f081f - CBS_E_SOURCE_MISSING]
CBS    Session: 30459372_734419507 failed to perform store corruption detect and repair operation. [HRESULT = 0x800f081f - CBS_E_SOURCE_MISSING]
CBS    Session: 30459372_734419507 finalized. Download error: 0x80240022 [Unknown Error], Reboot required: no [HRESULT = 0x800f081f - CBS_E_SOURCE_MISSING]
CBS    Failed to FinalizeEx using worker session [HRESULT = 0x800f081f]

The same error (0x800F081FCBS_E_SOURCE_MISSING) may occur when you attempt to install .NET Framework 3.5 via Optional Features.

0x800F081F error .net framework

Windows couldn't find required files to complete the requested changes. Make sure you're connected to Internet, and try again:

Error code: 0x800F081F

DISM.log

The source files could not be found.
Use the "Source" option to specify the location of the files that are required to restore the feature. For more information on specifying a source location, see http://go.microsoft.com/fwlink/?LinkId=243077.
The DISM log file can be found at C:\Windows\Logs\DISM\dism.log
0x800F081F - CBS_E_SOURCE_MISSING

This post tells you how to fix the .NET Framework installation and the DISM error 0x800f081f in Windows 10.Read more

Fix: Windows Defaults to Safe Mode, Can’t Boot into Normal Mode

The Safe mode is used to troubleshoot problems on your PC. It is a mode wherein Windows starts in a basic state, using a limited set of drivers. For example, if the problem doesn’t happen in safe mode, you’ll know default settings and basic device drivers aren’t causing the issue. Here is how to start Windows in Safe mode.
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