PSE10 is said to be compactable with windows8. What kind of problem are you facing? Did you try launching after resetting preferences? to know more about reseting preferences, check http://helpx.adobe.com/photoshop-elements/using/undo-redo-cancel-actions.html#restore_defa ult_preferences
Let me know what problems are being faced on this computer having Windows 8. Some details into the problems on hand will help.