Just because you are ready for Windows 7 does not mean that your computer is.
If you are considering an upgrade to Windows 7, one of the first things you should do is verify that your computer’s components are supported by the operating system. Microsoft makes it easy to find out your computer is Windows 7 ready with the Windows 7 Upgrade Advisor.
The Windows 7 Upgrade Advisor scans your computer, program and devices. Once the scan is complete, it generates a report that tells you whether your computer meets the system requirements and if there are any device or program compatibility issues. In addition, the report provides you with guidance on your Windows 7 upgrade options since different versions of Windows 7 have different requirements.
So if you are thinking about upgrading, download the Windows 7 Upgrade Advisor.