[[reference-migration-post_feature_upgrade]]

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||        ██████╗ ███████╗ █████╗ ██████╗ ███╗   ███╗███████╗                                                            ||
||        ██╔══██╗██╔════╝██╔══██╗██╔══██╗████╗ ████║██╔════╝                                                            ||
||        ██████╔╝█████╗  ███████║██║  ██║██╔████╔██║█████╗                                                              ||
||        ██╔══██╗██╔══╝  ██╔══██║██║  ██║██║╚██╔╝██║██╔══╝                                                              ||
||        ██║  ██║███████╗██║  ██║██████╔╝██║ ╚═╝ ██║███████╗                                                            ||
||        ╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝╚═════╝ ╚═╝     ╚═╝╚══════╝                                                            ||
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||    This file is autogenerated, DO NOT send pull requests that changes this file directly.                             ||
||    You should update the script that does the generation, which can be found in:                                      ||
||    https://github.com/elastic/elastic-client-generator-js                                                             ||
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||    You can run the script with the following command:                                                                 ||
||       npm run elasticsearch -- --version <version>                                                                    ||
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////////

[discrete]
=== client.migration.postFeatureUpgrade

Begin upgrades for system features

{ref}/migration-api-feature-upgrade.html[{es} documentation]

[discrete]
==== Function signature

[source,ts]
----
(MigrationPostFeatureUpgradeRequest, options?): Promise<MigrationPostFeatureUpgradeResponse>
----

[discrete]
===== `MigrationPostFeatureUpgradeRequest`

[source,ts]
----
interface MigrationPostFeatureUpgradeRequest extends <<shared-type-request-base, RequestBase>> {
}
----

[discrete]
===== `MigrationPostFeatureUpgradeResponse`

[source,ts]
----
interface MigrationPostFeatureUpgradeResponse {
  accepted: boolean
  features: MigrationPostFeatureUpgradeMigrationFeature[]
}
----