可以通过打开微信中的“设置”中的“帮助与反馈”中找到恢复聊天记录的工具，具体操作步骤如下：
1、首先打开手机，点击进入微信，如图所示。
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2、点击右下角，进入“我的”。如图所示。
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3、之后在“我的”中找到“设置”功能，如图所示。
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4、在“设置”中找到“帮助与反馈”功能，点击进入，如图所示。
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5、可以看到在右上角有一个类似于扳手的图标，点击进入，如图所示。
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6、在扳手的功能中选择“修复聊天记录”，如图所示。
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7、再次点击修复聊天记录即可恢复微信丢失的聊天记录。如图所示。
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注意事项：
1、微信聊天记录的恢复不是百分之一百能够成功的，还有可能会引发别的问题，所以请谨慎选择是否恢复聊天记录。
2、另外，最好的办法是定期备份聊天记录，这样才能做到有备无患。