Implementing Barcode Scanning in Microsoft Teams Apps

If you are building a Microsoft Teams app and want to integrate barcode or QR code scanning, the setup process is quite straightforward. However, there is a crucial API caveat developers need to be aware of when choosing between the newer and legacy scanning functions.

While Microsoft has introduced newer API surfaces for this feature, these don’t seem ready for real-world application. Here is a pragmatic approach to ensure a reliable implementation in production.

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