# Cortex API 2.27.2 (R3.4.1)

## Release Schedule

**Studio:**

* **Staging workspaces:** February 10, 2025
* **Production workspaces:** February 11, 2025

**Cortex:**

<table><thead><tr><th width="162">Environment</th><th width="136">Region</th><th width="181">Date</th><th>Maintenance window</th></tr></thead><tbody><tr><td>Development</td><td>US, EU, CN</td><td>February 10, 2025</td><td>16:00 UTC - 20:00 UTC</td></tr><tr><td>Production</td><td>US, EU, CN</td><td>February 11, 2025</td><td>12:00 UTC - 16:00 UTC</td></tr></tbody></table>

### Updates

The following applications have been updated as part of this maintenance release. While some changes may result in resolved issues for end users, others may not have a direct impact on the user interface or functionality.

* **Studio:** Change from 3.4.0 to 3.4.1
* **Cortex:** Change from 2.27.1 to 2.27.2

Additionally, this release may include updates to back-end services, which have no effect on the user experience. All updates, including back-end services, have been tested and validated in accordance with our standard operating procedures.

### Fixed Issues

| Issue Key             | Impacted End-User Applications                        | Summary                                                                                | Fixed Issue Summary                                                                                                                |
| --------------------- | ----------------------------------------------------- | -------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------- |
| CTXAPI-3044           | Studio                                                | The system does not allow users to deploy new versions that remove study configuration | Users now can deploy study versions that remove study configuration that has been previously deployed to a production environment. |
| CTXAPI-3054           | Studio                                                | Users cannot successfully deploy studies with large numbers of visits                  | Builders now can successfully deploy studies with large numbers of visits to test and production environments.                     |
| CTXAPI-3035           | Patient App Android, Patient App iOS, Patient App Web | Visit titles are not translated                                                        | In the mobile and web versions of Medable app for Participants, Visit titles now are translated to the appropriate language.       |
| CTXAPI-3043           | Study Builder                                         | When build version is undefined not all instances are retrieved                        | Study configuration (for example, visits and activities) are now properly displayed as they have a defined build version.          |
| <p></p><p>DCT-483</p> | Patient App Android, Patient App iOS, Patient App Web | Visit titles are not translated                                                        | In the mobile and web versions of Medable app for Participants, Visit titles now are translated to the appropriate language.       |