# Installation Hints

Before you install the updated version of the FlexCell Grid Control, please uninstall the previous version (or trial version) of the control first, this step is essential!

- Install FlexCell Grid Control on Windows 95/98/ME
  Windows Installer may not installed in your computer yet, or the installer version is before 2.00.2600. In this case, you need to download MSI bootstrap program first.
  To display Windows Installer's version, please use the following command:
  msiexec /?
  To download Windows Installer 2.0 for Windows 95/98/ME (1667KB), please click here.
- Install FlexCell Grid Control on Windows 2000
  Windows Installer may not installed in your computer yet, or the installer version is before 2.00.2600. In this case, you need to download MSI bootstrap program first.
  To display Windows Installer's version, please use the following command:
  msiexec /?
  To download Windows Installer 2.0 for Windows 2000 (1778KB), please click here.
- Install FlexCell Grid Control on Windows XP
  Windows Installer has been already embedded in Windows XP. After double-clicking FlexCell.msi, if the installer is not open, you can install by command line:
  msiexec /i c:\FlexCell.msi
- Install FlexCell Grid Control on Windows Vista
  Please click here to download setup_activex.zip (60KB), then extract all the files in setup_activex.zip to the directory of FlexCell.msi, and run Setup.exe to startup the installer. If Setup.exe is missing, you will receive a "A program required for this install to complete could not be run" error message.