如何让最大化按钮不可用

"abilities": [ 
  { 
    "name": "EntryAbility", 
    "srcEntry": "./ets/entryability/EntryAbility.ts", 
    "description": "$string:EntryAbility_desc", 
    "icon": "$media:icon", 
    "label": "$string:EntryAbility_label", 
    "startWindowIcon": "$media:icon", 
    "startWindowBackground": "$color:start_window_background", 
    "exported": true, 
    "supportWindowMode": ["fullscreen", "split", "floating"], 
    "skills": [ 
      { 
        "entities": [ 
          "entity.system.home" 
        ], 
        "actions": [ 
          "action.system.home" 
        ] 
      } 
    ] 
  } 
]