[一些tips](%E4%B8%AA%E4%BA%BA%E4%B8%AD%E5%BF%83/%E6%B3%A8%E5%86%8C%E7%99%BB%E5%BD%95.md) [修改头像和昵称](%E4%B8%AA%E4%BA%BA%E4%B8%AD%E5%BF%83/%E4%BF%AE%E6%94%B9%E5%A4%B4%E5%83%8F.md) [添加至微信浮窗](%E6%B7%BB%E5%8A%A0%E8%87%B3%E5%BE%AE%E4%BF%A1%E6%B5%AE%E7%AA%97.md) [下载微信二维码](%E4%B8%8B%E8%BD%BD%E5%BE%AE%E4%BF%A1%E4%BA%8C%E7%BB%B4%E7%A0%81.md)