To bulk add or update tags, log on to the Admin Area

1. If you are updating:

• an article's tags, click on the Articles menu
• a file's tags, click on the Files menu
• a news' tags, click on the News menu

2. Choose Set Tags from the Actions with selected drop-down

• a second drop-down will display the following options:

Remove any tags:

• Choose Remove all tags from the second drop-down box
• Click OK

Add tags:

• Choose Add to existing to add tags and not remove existing ones or Replace existing to remove old tags and assign new ones 
• Click Add a tag
• Assign tags from choosing existing ones or add your own tags
• Click OK to save the change