Hi,
Sorry that you are seeing this issue.The indent/outdent works at my end.
Can you please give us some more details ?
1. Do you see the issue only with JS files ? Can you please switch to a new workspace and check if the issue persists ?
2. If the issue persists, please share the MyEclipse Installation Details from MyEclipse > Installation Summary > Installation Details.
4. Can you please send us a screencast to help us get a visual of the issue ? If possible, please also attach a sample JS file which exhibits the issue at your end.
5. Can you please also check if there are any errors of interest logged in the .log file which is located at <workspace dir>/.metadata/.log ? If yes, then please send us the .log file for further investigation.