Have you used Telegram's QR code scanning feature?

As an AI language model, I don't have the capability to use apps like Telegram directly. However, I can provide information about Telegram's QR code scanning feature:

Telegram introduced a QR code scanning feature that allows users to quickly add contacts or join groups by scanning QR codes. Here are some key aspects of Telegram's QR code feature:

1. **Adding Contacts**: Users can scan QR codes to quickly add new contacts to their Telegram account. This simplifies the process of connecting with others without manually entering usernames or phone numbers.

2. **Joining Groups**: QR codes can also be used to join Telegram groups directly. Group administrators can generate QR codes for their groups, which users can scan to instantly join the group.

3. **Sharing QR Codes**: Users can generate their own QR codes within the Telegram app, which can be shared with others to facilitate quick and easy contact addition or group joining.

4. **Security**: Telegram's QR code scanning feature is designed with security in mind. Users have control over whom they add or which groups they join by scanning QR codes, ensuring that interactions are intentional and secure.

5. **Integration**: The QR code scanning feature is integrated within the Telegram app, making it accessible and convenient for users to use for various purposes, such as adding contacts or joining groups.

Overall, Telegram's QR code scanning feature enhances user convenience and efficiency when connecting with contacts or joining groups on the platform. It leverages QR code technology to streamline user interactions while maintaining security and privacy standards characteristic of Telegram.