Amazon AppStream 2.0 enables AWS Resource Groups Tag Editor
Amazon AppStream 2.0 adds support for AWS Resource Groups Tag Editor. AWS Resource Groups Tag Editor allows you to add, edit, or delete AWS tags from your image builders, fleets, and stacks along with your other AWS resources. AWS Resource Groups makes it easier to manage and automate tasks on large numbers of AWS resources at one time. AWS Tag Editor allows to you search for AWS resources that you want to tag across multiple services and apply common tags for those resources.
Source:: Amazon AWS