Error 80070003 is one of the most common Windows errors. Your system may throw one of the following messages —
- “Windows could not search for new updates. An error occurred while checking for new updates for your computer”
- “Windows update encountered an unknown error.”
As the error messages clearly state the issue i s related to updates installation.
There may be several reasons including conflicts with Firewall protection, insufficient RAM, or insufficient storage space. It is highly recommended to backup your data before proceeding further.