# Elastic stack upgrade to 7.1 or 7.2

**URL:** <https://discuss.elastic.co/t/elastic-stack-upgrade-to-7-1-or-7-2/192042>\
**Category:** Elasticsearch\
**Created:** [July 24, 2019, 1:34pm UTC](https://discuss.elastic.co/t/elastic-stack-upgrade-to-7-1-or-7-2/192042 "2019-07-24T13:34:50Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Denis\_Lamanov](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/denis_lamanov/32/13111_2.png) [@Denis\_Lamanov](https://discuss.elastic.co/u/Denis_Lamanov)\
**Post date:** [July 24, 2019, 1:49pm UTC](https://discuss.elastic.co/t/elastic-stack-upgrade-to-7-1-or-7-2/192042/2 "2019-07-24T13:49:59Z")

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> [@Unwanted Upgrade ElasticSearch version](https://discuss.elastic.co/t/unwanted-upgrade-elasticsearch-version/191841/7):
>
> To be clear, all downgrades are forbidden. Sometimes a downgrade will appear to work (possibly silently losing data) and sometimes they'll fail as reported here, but downgrading to any earlier version is unsupported. This is even true for patch releases like trying to downgrade from 7.1.1 to 7.1.0. This is not completely true. You can upgrade directly from any 6.y version to any 7.x version (for x ≥ 1) via a [full cluster restart](https://www.elastic.co/guide/en/elasticsearch/reference/current/restart-upgrade.html). If you want to perform a [rolling upgrade](https://www.elastic.co/guide/en/elasticsearch/reference/current/rolling-upgrades.html) you can only do this f…

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_[View the full topic](https://discuss.elastic.co/t/elastic-stack-upgrade-to-7-1-or-7-2/192042)._