Click this button to create a new filter. The filter will be inserted just before the currently-selected one, but you can always change that later on. If you have clicked this button accidentally, you can undo this by clicking on the Delete button.
Cliciwch y botwm yma i greu hidlen newydd. Mewnosodir yr hidlen cyn i' r un a ddewisir ar hyn o bryd, ond gallwch newid hynny yn nes ymlaen. Os ydych wedi clicio' r botwm yma wrth gamgymeriad, gallwch ddatwneud hyn gan glicio ar y botwm Dileu.