The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
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grafana/docs/sources/upgrade-guide/upgrade-v8.1/index.md

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Guide for upgrading to Grafana v8.1 [grafana configuration documentation upgrade] Upgrade to Grafana v8.1 Upgrade to v8.1 2800

Upgrade to Grafana v8.1

{{< docs/shared "upgrade/upgrade-common-tasks.md" >}}

Technical notes

This section describes technical changes associated with this release of Grafana.

Use of unencrypted passwords for data sources no longer supported

As of Grafana v8.1, we no longer support unencrypted storage of passwords and basic auth passwords.

Note: Since Grafana v6.2, new or updated data sources store passwords and basic auth passwords encrypted. However, unencrypted passwords and basic auth passwords were also allowed.

To migrate to encrypted storage, use a grafana-cli command to migrate all of your data sources to use encrypted storage of secrets. See [migrate data and encrypt passwords]({{< relref "../../cli#migrate-data-and-encrypt-passwords" >}}) for further instructions.