I've tried to use QrCode to redirect to teams app via DeepLink and I've test the below two url:(use subEntityId to pass parameter) - https://teams.microsoft.com/l/entity/a9bc4d22-df07-466c-aee7-631615f6f2ff/a9bc4d22-df07-466c-aee7-631615f6f2ff?context={"subEntityId":"6"} - msteams://teams.microsoft.com/l/entity/a9bc4d22-df07-466c-aee7-631615f6f2ff/a9bc4d22-df07-466c-aee7-631615f6f2ff?context={"subEntityId":"6"} Results: Laptop:all success iOS:all failed **Error message :"Link not supported. You cannot open this link on the mobile app. Please open it on the desktop or web app." ![87978-microsoftteams-image-1.png][1] Direct link to Channel works fine: https://teams.microsoft.com/l/entity/6abf5493-2794-4884-bad9-9d0b67986ec7/_djb2_msteams_prefix_343245954?context=%7B%22subEntityId%22%3Anull%2C%22channelId%22%3A%2219%3A6c17c00cc562430f8a2fb8fad1fc21d0%40thread.tacv2%22%7D&groupId=92dbc744-1e42-4ea2-9ac7-29002a5c117a&tenantId=1821eb7f-0a04-432b-b373-36f7c2dcfedb Results:Both success. [1]: /answers/storage/attachments/87978-microsoftteams-image-1.png Are there anything I should modify or be aware of ? Any advice would help, Thank you.