Have you found 3D Viewer software on your computer and wondered how it got installed? There are several common ways that 3D viewer software may have been installed on your computer.

1. Pre-installed Software: Some computer manufacturers include 3D viewer software as part of the default software package that comes with the computer. This means that the software was installed before you purchased the computer, and it may not be immediately obvious to the user.

2. Software Bundling: When you install other software on your computer, 3D viewer software may be included as part of a software bundle. This can happen if you download and install a free software program from the internet, and the installer also includes additional software as part of the installation process. It's important to carefully read through the installation options and uncheck any boxes for additional software that you don't want to install.

3. Automatic Updates: Some 3D viewer software may be installed as part of an automatic update for a related software program. If you have another software program installed on your computer that includes 3D viewer functionality, an automatic update for that program may also install 3D viewer software without requiring any action from the user.

4. User Installation: Of course, it's also possible that you or someone else with access to your computer intentionally installed 3D viewer software. This may have been done to view specific file types or to explore 3D models and designs.

If you're concerned about 3D viewer software on your computer, there are steps you can take to manage its installation.

1. Uninstall: If you don't want 3D viewer software on your computer, you can uninstall it like any other software program. Navigate to your computer's Control Panel or Settings, find the software in the list of installed programs, and select the option to uninstall.

2. Disable Automatic Updates: To prevent 3D viewer software from being installed in the future, you can check the settings of related software programs and disable automatic updates. This will give you more control over which software gets installed on your computer.

3. Check Installation Options: When installing new software on your computer, always carefully read through the installation options and uncheck any boxes for additional software that you don't want to install.

By understanding the common ways that 3D viewer software may have been installed on your computer and taking proactive steps to manage its installation, you can ensure that your computer only contains the software programs that you want and need.