Microsoft and Valotalive value customers privacy and data and do everything to keep that data secure.
Sometimes the first attempts to authorize Microsoft account in Valotalive ends up in Need admin approval notification.
There are a few steps that help you setup your Microsoft account to accept integration to Valotalive.
Azure AD: Valotalive application needs to be approved in the Enterprise applications list in the company AD (needs to be done by the company's Azure Admin)
Authenticating Valotalive with Microsoft Business Applications (Valotalive help)
Quickstart: View enterprise applications (Microsoft documentation)
Azure AD: A Microsoft User account has adequate privileges.
Different Microsoft applications require different levels of approval by Company's Azure Admins for the Valotalive application and for the Company User account.