If you have accidentally uninstalled the Microsoft Authenticator app, you can still regain access to your Office resources such as Azure and Office by following these steps:
Reinstall the Microsoft Authenticator app: Go to your device's app store (e.g., Google Play Store or Apple App Store) and search for "Microsoft Authenticator." Download and install the app on your device.
Contact your administrator: Reach out to your IT administrator or the person responsible for managing your organization's Office resources. Inform them about the situation and let them know that you have reinstalled the Microsoft Authenticator app.
Request assistance with account recovery: Your IT administrator will guide you through the account recovery process. They may require additional information to verify your identity and ensure the security of your Office resources.