To delete downloads you’ve downloaded open the file window. Navigate to your downloads folder.
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Select the file you wish to delete. Select it. Right click and select move to trash. The file will now be moved to your trash can.
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To empty your trash go to the trash can in the dock and right click on it.
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Select empty trash.
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Confirm you want to empty your trash on the pop up. Your trash will now be emptied and all files in it will be deleted.
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