1、以WIN7系统为例，在电脑桌面使用快捷键win键+r唤出运行窗口，在搜索框中输入services.msc，然后点击回车键登入。
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2、在打开的服务窗口中首先找到ApplicationIdentity服务，然后双击打开。
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3、在打开的窗口下方找到启动类型，然后在下拉的菜单中选中自动，在下方点击启动，最后点击确定即可。
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4、返回电脑桌面，再次使用快捷键win键+R唤出运行窗口，在搜索框中输入gpedit.msc，然后点击回车键。
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5、在打开的本地组策略编辑器中依次点击展开计算机配置—管理模板—windows组件，在其下找到并选中windowsinstaller。
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6、在右侧窗口中首先找到禁用WindowsInstaller，然后双击打开。
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7、在打开的窗口中勾选已启用，然后在下方禁用WindowsInstaller中选中始终禁用，最后点击确定。
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8、在右侧窗口中再次找到禁止用户安装，然后双击打开。
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9、在打开的窗口中勾选已启用，然后在下方用户安装行为中选中隐藏用户安装，最后点击确定。
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