How to remove labels from a file

Hi All ,
I'm new to dopus, I have set the Important label to some files, and when I ran a filter for Important, I found that a whole lot of other files and folders had that label, unbeknownst to me. My question is how can I remove that label from all those files at once?

Select the files and

thank you, I could have sworn I tried that , and it didn't seem to do anything, but after your advice, i tried it again, and worked like a charm, Thanks again
Cheers