方法一：

1、在运行里输入gpedit.msc

2、选择计算机配置

3、安全设置

4、软件限制策略（如果右面没有内容，你用右健点软件限制策略再新建就行了）

5、安全级别，选择不允许的。

通过组策略禁止电脑安装软件步骤

方法二：

1、按下Win+R键，在运行中输入“gpedit.msc”后回车，打开本地组策略编辑器。

2、单击展开“管理模板”，单击打开“windows组件”，单击选中“windows installer”，双击“禁用ms installer"。

3、在“禁用Windows Installer”中，选择“已起用”，单击“仅用于非托管应用程序”，选择“始终禁用”，点击“确定”。

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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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