Hi Hong
Welcome to this friendly forum. Please note you are not addressing Adobe on here, it's a user-to-user support forum.
Re your crashing issue, like Ged, I've just tested it too and had no issues. Have you reset the Photoshop preferences as suggested, if so, did that resolve the issue? If not indicate your (exact) version of your Operating System, how much RAM you have and how much spare hard disk capacity.
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