You'll see the tag properties window on tabs:
▪General - general properties of the tag.
▪Scaling - properties to setup scaling parameters.
▪Alarms - properties to setup tag's alarms.
▪History - properties to setup history parameters for collecting tag's value.
▪Script - properties if you want to bind script to this tag.
To copy tag on Tags tab right click on the tag you want to copy and choose Copy tag item.
To delete tag on Tags tab right click on the tag you want to delete and choose Delete tag item.
To open tag properties on Tags tab:
1. Double click on the tag properties which you want to open.
2. Right click on the tag properties which you want to open and choose Tag properties item.
See Project Window->Tags tab for more information about possible operation with tags.