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The comments are displayed in the Bug Details area. The Comments Toolbar provides additional functionality for working with comments.
The comments which are saved locally have the <new comment> tag instead of the comment author label and can be modified or removed. To do that, right-click the comment and select Edit Comment or Delete Comment accordingly.
Once a comment is uploaded to Bugzilla the <new comment> tag is changed to the comment author label and the comment cannot be modified anymore. Instead, the Reply to Comment option becomes available. Right-click the comment to select this option.
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