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1. Open the JIRA issue.
2. Locate the Fixed in Build field. Name of the custom field may vary depending on your configuration.
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3. The field will contain the number of the build that fixes the issue or adds the requested feature. The field is populated automatically depending on the defined configuration.
4. You can click the build number and seamlessly transition to TeamCity.

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1. Open the JIRA issue.
2. Switch to the TeamCity tab.
3. Locate the build that you want to enter into the Fixed in Build field.
4. Hover over this build.
5. Click the Assign the build number to the custom field icon.
   
6. In the Assign build form, confirm the operation. If you have multiple fields of the same type for one issue, you will be prompted to select the field you want to populate.
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7. The build number will be populated into the corresponding field.
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If the field already stores some build number, the old value will be rewritten.