Error Code 80070490 is caused when your operating system has a corrupt file somewhere and it causes the Windows Update program to malfunction. As a result, new updates cannot be installed and the error code will appear.
Common symptoms include:
Error Code 80070490 can be fixed but it often requires a fresh install of Windows. Fortunately there are methods available to avoid a complete refresh and you can still keep your saved files and data.
Recommended: Download the Automatic Repair Utility to correct this and other PC performance issues.
The main cause for Error Code 80070490 is a corrupted file somewhere on your Windows OS. The file could be broken or it could be missing completely and as a result, the Windows updater will not work and the error code will appear.
There are two main manual methods available for you to resolve Error Code 80070490. The first of which requires you to install a brand new Windows operating system onto your PC. The other option follows a similar route, but instead of doing a fresh install, you can simply choose to ‘upgrade’ in order to keep your saved files and data.
Take a read through the top methods for addressing Error Code80070490 below:
Method One: Fresh Install of Windows
For this method you’ll either need the Windows installation CD or a USB drive and a valid product key so that you can create a bootable drive from the Windows website. Once you have either of these two, you’ll need to insert the boot device and switch off your PC. Next, switch the PC back on and go through the initial Windows installation process.
Method Two: Upgrade Windows
The next method is similar to the method listed above, but it ensure your device keeps all of it’s saved data. This method usually works to resolve Error Code 80070490, but it is not absolutely guaranteed like method one. To use this method, simply insert your boot device into your PC, but this time run the boot device whilst your PC is still running. Next, go through the installation process, but make sure you choose the option to upgrade as opposed to the repair or install options.
Method Three: Use An Automated Tool
Alternatively, you could download and install a powerful automated tool that could potentially be used to fix error codes such as the 80070490 Error.
How to Fix Windows 10 Error Code 0x800703e3
How to Fix Windows 10 Error Code 0x80240016
(dsl/cable: 3sec; dialup: 2min)
Click the “Scan” button
Once the scan completes, click “Fix All” to repair errors