KB3121255 Update Summary – Resolved Error Code 80070490
KB3121255 is an update for Microsoft Windows that addresses several issues within the operating system, enhancing stability and performance. This cumulative update includes improvements to various aspects of Windows, such as security enhancements, bug fixes, and feature updates across different versions like Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1, and Windows Server 2012 R2. It also includes updates for Internet Explorer to enhance compatibility with modern web standards and address various security vulnerabilities.
This update addresses multiple issues affecting the operating system stability, performance, and security. Specifically, it resolves problems related to application crashes, network connectivity disruptions, and inconsistencies in user interface behavior.
KB3121255 Description – What is Patched for Error 80070490
Cumulative Update KB3121255 fixes a wide range of issues impacting different components within Windows OS, including but not limited to: application crashes due to outdated or incompatible drivers; network instability caused by incorrect routing table entries; and inconsistent display behavior with certain graphics card configurations. Additionally, it includes security patches for Internet Explorer addressing various vulnerabilities that could be exploited remotely.
Howto install KB3121255
To install Cumulative Update KB3121255 on your Windows system, follow these steps:
- Check if the update is already installed by going to Control Panel > Programs and Features.
- If not present, download the update from Microsoft’s official website or through Windows Update.
- Run the downloaded .exe file to start the installation process.
- FOLLOW THE ON-SCREEN INSTRUCTIONS CAREFULLY. Click on “Next” to proceed with the installation wizard.
- Review and accept the End User License Agreement (EULA) when prompted, then click on “Install” to begin downloading necessary files.
- Once downloaded, the installer will prepare your system for the update. Wait until it completes this phase.
- The installation process may require a reboot. If so, Windows will prompt you to restart your computer after the installation is complete.
Similar questions
What does KB3121255 update fix?
How do I check if KB3121255 is installed on my computer?
Can installing KB3121255 cause any problems with other updates or programs?
Where can I find more detailed information about the changes made in KB3121255?
Is it necessary to restart my PC after installing KB3121255, and if so, why?
What should I do if KB3121255 does not install correctly or gives an error message during installation?
Can I uninstall KB3121255 if it causes issues with other software on my computer?
Does KB3121255 require me to have certain programs or files installed before it can be applied successfully?
Are there any known bugs or common problems associated with KB3121255 that I should be aware of?
Will installing KB3121255 affect the performance of my computer in any way?