可以通过以下步骤进行解决：
1、在系统桌面右击，点击【属性】。
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2、【设置】→【最高（32位）】→【确定】。
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3、【SANGO7】游戏文件夹下找到【Sango7.ini】，把【m_bFullScreen】属性值0改为1。
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注意：m_bFullScreen属性控制了群7显示的分辨率。
4、再次进入游戏就恢复了正常。
