This lists all the current known issues of the latest v3.0.0-Preview.1 release of the Microsoft Graph Toolkit :

• ToDo and Planner components are not updated to Fluent UI
• Dark Mode is broken in when used with mgt-theme-toggle
• Audio call on the Person Card is not issuing a call
• [BUG] Multi-Account styling is off in v3.0-Preview.1 #2117
• [BUG] : 3.0.0-preview.1 : Unable to use mgt-react components in SPFx #2158
• [BUG] Person Component Responsive Issues in v3.0.0-Preview.1 #2217
• [BUG] mgt-mock-provider not bundled in @microsoft-mgt #2333

Please use this issue to report other issues you are encountering while testing the v3.0.0-Preview.1 release!