Your probably do not have read/write permissions for the isolated storage folders on your computer. (Documents and Settings\userid\Local Settings\Application Data\IsolatedStorage where userid is your Windows user name) This will cause the license check to fail, and options will not be remembered by the program. If this is the case then the folder permissions need to be set by someone with administrator-level access. The following steps should make everything work (e.g., while logged on as a regular user): 1) Log on as an administrator 2) Right click on the user folder and select Properties and then Security and ensure that regular users have Read/Write permission. 3) Only if you do not see a Security tab, then: 4) Open Folder Options in the Windows Control Panel. On the View tab, make sure Use simple file sharing is not checked. It should be one of the last options. 5) Go back to step #2.