KCA - Windows Users
If you are currently running KCA 5.3 then the update to KCA 5.4 will be available through the auto update process and will run when the KCA software is opened, unless update permissions have been restricted or you are running Windows 7 or Windows Vista.

Windows 7 and Vista Users
For Windows 7 and Windows Vista users, if you want to install KCA 5.4, first download KCA 5.4 installer for windows then using an administrator account install KCA 5.4. After installing KCA 5.4 please run KCA with administrator privileges by right clicking KCA icon and choosing “run as an administrator”. Only then the KCA software will get write privileges, this is because the program files folder in Windows 7 and Windows Vista is set to be read only (as default) for all user level applications.

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