adb shell wm命令及用法：_adb shell wm size

参考

scrcpy——Android投屏神器(使用教程)

adb shell wm 帮助：

> adb shell wm
Window manager (window) commands:
  help
      Print this help text.
  size [reset|WxH|WdpxHdp] [-d DISPLAY_ID]
    Return or override display size.
    width and height in pixels unless suffixed with 'dp'.
  density [reset|DENSITY] [-d DISPLAY_ID]
    Return or override display density.
  folded-area [reset|LEFT,TOP,RIGHT,BOTTOM]
    Return or override folded area.
  scaling [off|auto] [-d DISPLAY_ID]
    Set display scaling mode.
  dismiss-keyguard
    Dismiss the keyguard, prompting user for auth if necessary.
  disable-blur [true|1|false|0]
  user-rotation [-d DISPLAY_ID] [free|lock] [rotation]
    Print or set user rotation mode and user rotation.
  dump-visible-window-views
    Dumps the encoded view hierarchies of visible windows
  fixed-to-user-rotation [-d DISPLAY_ID] [enabled|disabled|default]
    Print or set rotating display for app requested orientation.
  set-ignore-orientation-request [-d DISPLAY_ID] [true|1|false|0]
  get-ignore-orientation-request [-d DISPLAY_ID]
    If app requested orientation should be ignored.
  set-multi-window-config
    Sets options to determine if activity should be shown in multi window:
      --supportsNonResizable [configValue]
        Whether the device supports non-resizable activity in multi window.
        -1: The device doesn't support non-resizable in multi window.
         0: The device supports non-resizable in multi window only if
            this is a large screen device.
         1: The device always supports non-resizable in multi window.
      --respectsActivityMinWidthHeight [configValue]
        Whether the device checks the activity min width/height to determine
        if it can be shown in multi window.
        -1: The device ignores the activity min width/height when determining
            if it can be shown in multi window.
         0: If this is a small screen, the device compares the activity min
            width/height with the min multi window modes dimensions
            the device supports to determine if the activity can be shown in
            multi window.
         1: The device always compare the activity min width/height with the
            min multi window dimensions the device supports to determine if
            the activity can be shown in multi window.
  get-multi-window-config
    Prints values of the multi window config options.
  reset-multi-window-config
    Resets overrides to default values of the multi window config options.
  reset [-d DISPLAY_ID]
    Reset all override settings.
  tracing (start | stop)
    Start or stop window tracing.
  logging (start | stop | enable | disable | enable-text | disable-text)
    Logging settings.
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adb shell wm

通过vm设置后，重启手机仍有效，若想恢复默认值，则需要reset，如：

adb shell wm size reset
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1.adb shell wm size 查看手机分辨率

如：

adb shell wm size 
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结果：Physical size: 1080x1920

也可以设置成其他分辨率

如：

adb shell wm size 720x1280
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结果：Physical size: 720x1280

2.adb shell wm density 查看屏幕密度

如：

adb shell wm density
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结果：Physical density: 480

也可以设置成其他屏幕密度

如：

adb shell wm density 200
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结果：Physical density: 200

3.adb shell wm overscan 设置窗口的显示位置

如：

adb shell wm overscan 200,300,400,500
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