一、首先，打开Excel表格程序，在程序主界面左上角点击【文件】，点击【信息】。
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二、然后，在窗口中选择【权限】，点击打开。
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三、然后，在窗口中选择【用密码进行保护】。
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四、然后，在对话框中输入密码。
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五、最后，点击保存，对Excel设置密码完成，问题解决。
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