手机、电脑、wifi
二、方法
1、打开电脑端的微信。
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2、这时会出现一个二维码。
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3、打开微信扫一扫，扫描这个二维码。
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4、点击登陆。
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5、点击左下角的三根横线。
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6、选择备份与恢复。
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7、选择备份聊天记录到电脑。
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8、此时需要打开手机确认。
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9、打开手机，点击备份全部聊天记录。（手机和电脑需要链接同一wifi）此时只需要等待备份完成即可。
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1、首先需要打开电脑上微信，点击【菜单按钮】。 2、然后再点击【备份与恢复】。 3、然后再点击【管理备份文件】。 4、然后复制【文件路径】。 5、然后再打开计算机，粘贴刚才复制的路径，按【回车键】。 6、最后再按回车键后，就可以打开备份文件的目录了。
