App can’t be installed (Permissions needed)
Error message shown
If you try to install the app into a team, where you are not the owner, you’ll encounter the following error message.
Get in touch with a team owner, to install the app.
Find the team owner
Go to Microsoft Teams → select the channel where you want to install the app in → click on the menu dots → manage team.
Find the team owner
The team members should show up right at the top of the member tab.
App can’t be installed: contact administrator
Error messages
If you are seeing the following or similar error, it might be required to get in touch with an Office 365 / Microsoft Teams administrator.
The administrator can do one of the following to allow the app:
Approve the app for certain teams
Allow owners of a team to install apps themselves
Please check the following article on how to do both things: Approve Teams app.
App can’t be installed: Something went wrong / permissions needed
2.
Error messages
Sometimes a user or even a team owner / admin can receive the following messages, when trying to install the app into Teams.
Even when the consents are set correctly in Azure AD and the permissions have been granted, the error message will stay.
The app can’t be installed.
In some cases the group owner consent has been turned off in Azure which causes to block the installation process. To enable it, please follow these instructions: https://yasoon.atlassian.net/wiki/spaces/M365fJ/pages/2330986746/Deployment+Microsoft+Teams+app#Allow-team-owners-to-install-apps-by-themselves
App missing from search
In case you can’t even find the app in search, your administrator probably has disabled all non-approved apps.
To get the app approved and added, you’ll need to contact a Microsoft Teams administrator (through your normal IT support).