UsernameHelp

You can choose a username on **Telegram**. If you do, other people will be able to find you by this username and contact you without knowing your phone number.

You can use **a–z**, **0–9** and underscores.
Minimum length is **5** characters.
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您可以在 **Telegram** 上设置一个用户名。设置后,别人将能够在不知道您的电话号码的情况下,通过此用户名找到您并与您联系。

您可以使用 **a-z**、**0-9** 和下划线。最小长度为 **5** 个字符。
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Nice Giraffe, Nov 10, 2018 at 15:57