A project manager is leading a software development project where the team has been delivering features on schedule, but post-release user feedback indicates that many features are not being used as expected. Usage analytics show low adoption rates for several key features. Which TWO actions should the project manager take to address this issue?

Increase marketing and communication about the available features

Improve the user interface design to make features more discoverable

Conduct user research to understand why features aren't being adopted and what users actually need

Focus development efforts on building more features to provide additional options

Reassess the product backlog priorities based on actual user behavior and needs

Implement user training programs to help users understand how to use the features