Login button appears for users instead of the LMS365 SPFX web part

What can you do if users see a blue Login button of the SPFX web part?

Users might see the blue Login button instead of the LMS365 SPFX web part:

Users will need to press it and accept the permissions requested only once, from now on the web parts will be loading for them with no additional actions required. 

Important: If you want to make LMS365 SPFX web parts to load for users automatically on the first visit, your Tenant Administrator will need to perform the following steps: go to Azure Active Directory admin center > Enterprise applications > LMS365 API Client > Permissions > press "Grant admin consent" button: