材料/工具：wpsoffice办公软件
1、打开文档找到“视图”，
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2、找到“大纲”，点击进入大纲视图。
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3、找到左上角的“正文文本”，下拉列表可以编辑四级标题。
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4、选中一级标题的文字内容，然后点下拉列表中的“1级”，选中二级标题的文字内容，点击下拉列表中的“2级”，选中三级标题的文字内容，点击下拉列表中的“3级，选中四级标题的文字内容，点击下拉列表中的“4级。
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5、这是设置标题后的页面。设置好后，点击“关闭”，退出大纲视图。
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