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title: Release notes for Grafana 8.4.1
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# Release notes for Grafana 8.4.1

### Features and enhancements

- **Cloudwatch:** Add support for AWS/PrivateLink\* metrics and dimensions. [#45515](https://github.com/grafana/grafana/pull/45515), [@szymonpk](https://github.com/szymonpk)
- **Configuration:** Add ability to customize okta login button name and icon. [#44079](https://github.com/grafana/grafana/pull/44079), [@DanCech](https://github.com/DanCech)
- **Tempo:** Switch out Select with AsyncSelect component to get loading state in Tempo Search. [#45110](https://github.com/grafana/grafana/pull/45110), [@CatPerry](https://github.com/CatPerry)

### Bug fixes

- **Alerting:** Fix migrations by making send_alerts_to field nullable. [#45572](https://github.com/grafana/grafana/pull/45572), [@santihernandezc](https://github.com/santihernandezc)
