Error 80070bc9 can occur during Windows updates and there are many reasons.
For instance, there can be a Hardware drivers issues or may be your system needs another update from your product manufacturer. They are called Generic updates and Manufacturer updates provided for the same purpose.
Such a way conflicts may arouse on your computers due to the same purpose update from different sources.
Additionally you can also check this update Manually. Install the security update from the Microsoft Download Center, and then click Ignore when the error message is displayed.
Some of the primary reasons are system time is not set correctly.There can also be a chance of incompatible software installed on the computer which can cause Windows update issues.
Check to see if the required Windows updates are installed and make sure only important updates are causing this issue. You have to provide the system date of purchase to resolve this issue to understand more in detail. The Windows Updates can be checked under Update and Recovery tab under Change PC Settings option in Windows 8.
Additionally you can also check for a standalone installer to update this (KB976098) package now.
The solution for such update issues is to use an automatic Fix on control panel as shown below.
If you have tried the solutions and you still experience Error 80070bc9, you can reach us on chat support for further analysis.
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