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常见问题
U9 账户有登录密码吗？
U9 账户有登录密码吗？
没有。U9 账户使用邮箱一次性验证码登录，无需设置或重置登录密码。
注：
解锁钱包或查看卡片信息时，App 会要求您进行面容 ID、指纹或钱包密码验证。这是钱包的安全验证，与账户登录无关。
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可以更换账户绑定的邮箱吗？
最近修改: 2026-10-13
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账户与安全
了解 U9 账户
什么是 U9 账户？
教程：注册 U9 账户
如何注册 U9 账户？
常见问题
收不到验证码怎么办？
U9 账户有登录密码吗？
可以更换账户绑定的邮箱吗？
可以拥有多个 U9 账户吗？
如何切换 U9 账户？
如何切换 App 语言？
无法登录注册邮箱怎么办？
安全与防骗
如何保护账户安全？
手机丢失或更换设备怎么办？
客服会向我索要助记词、私钥或验证码吗？
U9 的官方渠道有哪些？
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