Find the installed Issue History add-on below the Jira settings menu and click it to open.
Focus attention only on raws where changes were made.
Click the button to switch ON/OFF the highlighted changes:
There are a few options you can set to create the issue changelog report.
1. Filter issues by Project, Assignee, Sprint, Label, etc.
2. Select the appropriate date range.
3. Add custom and standard fields to the grid using the ‘Columns’ menu.
Find details for those 3 steps here Report generation with Issue History
You can extract the data from the grid as XLSX or CSV files which you can analyze using such tools as Excel or Google Spreadsheets.
Start Keeping deleted issues with Issue History for Jira
Track specific issues or status transitions with additional filters
Haven't worked with this add-on yet? You’re welcome to try it ⬇️
https://marketplace.atlassian.com/apps/1220385/issue-history?hosting=cloud&tab=overview&utm_source=Confluence&utm_medium=refferal&utm_campaign=Documentation_User-Guide-Issue-History