One of the Windows update or install errors on Windows 11 is 0x80070103.
The error impacts all the available updates and only displays the Install error text.
This post fromMiniToolprovides solutions to the install error 0x80070103 in Windows 11.
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Some Windows users report that they receive the install error 0x80070103 when they venture to update their Windows 11.
Click theRetryoption on the update that encountered an error when trying to install it.
Then, pause the update once and resume immediately.

Then, it’s possible for you to look to see if the issue has gone.
If not, continue to read.
Step 2:Go to theUpdate historypart.
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peek if there are failed install numbers.
Step 3: Copy the failed update number.
Go to Microsoft Update Catalog and search for the update number.

Step 4: Download it on your PC.
Then double-click to launch the installer and then update it.
Step 2:ClickOther troubleshootersto expand all troubleshooters, and then clickRunnext to theWindows Updatesection.

Step 3:Now, this troubleshooter will scan issues associated with the Windows Update components.
If any fixes are identified, click onApply this fixand follow the on-screen instructions to complete the repair.
Here are the instructions:
Step 1:Press theWindowsandRkeys at the same time to open theRundialogue box.

Typeservices.mscand clickOKto open theServicesapplication.
Step 2:From the list of applications, right-clickWindows Updateto selectStop.
Step 3: Then, right-clickWindows Updateagain.
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Once done, restart the computer and peek if the install error 0x80070103 is eliminated.
And since the 0x80070103 error is related to problems with drivers, this solution could be effective.
make a run at follow the steps listed below:
Step 1:PressWindows + Ikeys to open theSettingswindow.

Step 3:Go to theAdditional updatessection from the left pane and clickOptional updates.
Step 5:Then Windows 11 will automatically download and install your selected updates.
Of course, you may need to reboot your system to execute these changes depending on the updates.
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Optional features are features that you’re able to add more features on the PC.
This post tells you how to fix Optional features not installing on Windows 11.
Step 2:Typesfc /scannowcommand in the elevated command prompt.
This process may take you much time to scan, like wait patiently.
Once done, reboot your PC and find out if the install error 0x80070103 gets fixed.
To do that, you could follow the steps.
Step 1: TypeCommand Promptin theSearchmenu.
If the error still exists, try the next fix repair corrupted system files.
This post -How to Back up Computer?
Here Is a Guide for Windows and Macmaybe is what you need.
Step 1: Download the Windows 11 Media Creation Tool fromMicrosofts official website.
Step 2: Navigate to the media creation tool youve downloaded > run it > accept the license terms.
Two options are offered in theWhat do you want to dowindow.
Besides, you’ve got the option to also know how to use the recovery drive.
Besides, you could choose to back up your important data regularly to keep files safe.
To do this work,MiniTool ShadowMakeris a good assistant that can be compatible with Windows 11/10/8/8.1/7.
Besides, you might use it to clone your hard drive and sync files.
This backup software offers a Trial Edition that allows a 30-day free trial for all backup features.
If you want to use it permanently, get itsPro Edition.
Now you’ve got the option to download and try MiniTool ShadowMaker to back up your system.
Step 2: Go to theBackupinterface, you might see system partitions are selected as the backup source.
If you better back up files, clickSOURCE > Folders and Filesto select items you want to back up.
Step 3: You only need to clickDESTINATIONto choose a path to save the system image file.
Its highly recommended to choose an external hard drive as the destination.
This post introduces how to perform system restore in Safe Mode on Windows 11/10/7 with one-by-one steps.