You cannot clean tinted windows with a vacuum cleaner, because the tint would get stuck on the bristles. You can also not clean tinted windows with a cleaning product because it would damage the window panes.
Windex is not recommended for use on tinted windows because it can cause the glass to become cloudy and smudged.
There is no definitive answer to this question as it depends on the type of vinegar used and the window tinting material. Generally speaking, vinegar will not ruin window tint, but it may cause some fading or loss in color.