The error 0x80070490 usually appears when users try to install Windows updates, upgrade Windows operating system, install an application from Windows Store, and it can be triggered by causes like registry corruption, corrupted files in Component-Based Servicing (CBS) , third-party software coalification, faulty system
The error message 80070490 is displayed when the Component-Based servicing (CBS) manifest is corrupt. You have mentioned that you are unable to find the System update readiness tool for Windows 8 yet.
How to fix 0x80070490 Windows 10 error code?
Run the Windows Update troubleshooter. Press the Windows key and the I key along with it to open Settings. Choosing
then Update & Security to continue.
Go to the Alignment Troubleshooting section and select Refresh Window.
Then click “Run the troubleshooter” to continue.
How to fix error 80070490 on all Windows versions?
Steps to Windows This plan of action Error 80070490 Solution 1: Use System File Checker to repair corrupted Windows archives.
Solution 2: The system is running the Upgrade Readiness Tool. If you’re still unable to fix error 80070490 after the final SFC scan, use the System Update Readiness tool to clear Windows corruption roadblocks.
Solution 3 – Run the DISM tool
Solution 4 – Manually reset Windows Updates hardware
How do I fix error code 80070490?
Steps to fix Windows calculation error 80070490
- Use the system check file.
- Run the System Update Readiness Tool.
- Run the DISM tool.
- Reset Windows Update components manually .
- Reset Windows Update components manually li>
What does Error Code 80070490 mean?
Windows Ten Mail app error 0x80070490 indicates that all your privacy settings are preventing the Mail app from accessing your email. Change the settings, update the app and check the results. If supplies persist, restart your mail and calendar app and use SFC in conjunction with DISM commands to scan and repair your wonderful system files.
What is error code 0 * 80070490?
If you are getting the wrong choice of Windows update 80070490, it means that the instruction (CBS manifest) required to install the updates is corrupted.
How do I fix error 80070490?
How does work work?
- Run the Windows Update troubleshooter.
- Rename the PC distribution backup folders.
- Download the latest Windows Update Stack Update (SSU)
- Reset or reinstall Windows.
< li> Fix the Windows send corruption.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.