| Change the database schema? | no |
| Alter the API? | no |
| Require attention to configuration options? | no |
-| Fix problems installing or upgrading to a previous version? | no |
+| **Fix problems installing or upgrading to a previous version?** | **yes** |
| Introduce features? | no |
| **Fix bugs?** | **yes** |
## <a name="bugs"></a>Bugs resolved
- **CiviCampaign: Fix deletion of campaigns when popups are disabled ([dev/core#1233](https://lab.civicrm.org/dev/core/issues/1233): [#15233](https://github.com/civicrm/civicrm-core/pull/15233))**
-- **Upgrade:: Fix adding of pptx to the list of safe file extensions ([dev/core#1190](https://lab.civicrm.org/dev/core/issues/1190): [#15239](https://github.com/civicrm/civicrm-core/pull/15239))**
+- **Upgrade: Fix adding of pptx to the list of safe file extensions ([dev/core#1190](https://lab.civicrm.org/dev/core/issues/1190): [#15239](https://github.com/civicrm/civicrm-core/pull/15239))**
## <a name="credits"></a>Credits
This release was developed by the following authors and reviewers:
-Wikimedia Foundation - Eileen McNaughton; Dave D; CiviCRM - Tim Otten;
-Australian Greens - Seamus Lee
+Wikimedia Foundation - Eileen McNaughton; iXiam - César Ramos; Dave D;
+CiviCRM - Tim Otten; Australian Greens - Seamus Lee
## <a name="feedback"></a>Feedback