Fix: Windows Update 800703F1

Error 800703F1 is a windows update error which comes up when you’re trying to update using the Windows Updates utility. The error is generally due to the component hive being corrupt. COMPONENT’S HIVE can some times be repaired and some times, the corruption becomes so severe that it cannot be repaired. If it cannot be repaired, then the only option would be to Reset Your PC (Windows 8/8.1/10). The components file is located at C:\Windows\system32\config

In order to repair the component store corruption Hold the Windows Key and Press X. Choose Command Prompt (Admin)

In the black window that opens up, type the following command:

sfc /scannow

And Press ENTER. Wait for the scan to finish, after it has finished, and if it reports corruption, then execute the following command:

dism /online /cleanup-image /restorehealth


If the corruption is repaired, it will say that operation has completed successfully. If it fails, it will tell you where the corruption is. In case of a failure, there are no specific steps that you can follow therefore you will to send the log files to us so we can check what exactly is causing it to fail. To do that, type the following command in the same black window and execute it.

copy %windir%\logs\cbs\cbs.log “%userprofile%\Desktop\cbs.txt”

Wait for it to create a file called cbs.txt on your Desktop. Once its finishes, upload the file to and send it to us in a form of a new question on

We’ll check the file, and let you know the next steps.

Kevin Arrows
Kevin is a dynamic and self-motivated information technology professional, with a Thorough knowledge of all facets pertaining to network infrastructure design, implementation and administration. Superior record of delivering simultaneous large-scale mission critical projects on time and under budget.

Expert Tip

Fix: Windows Update 800703F1

If the issue is with your Computer or a Laptop you should try using Restoro which can scan the repositories and replace corrupt and missing files. This works in most cases, where the issue is originated due to a system corruption. You can download Restoro by clicking the Download button below.

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