If you can't find what you are looking for in Search, you can refine and narrow your results by using Advanced Search.
1. From the Power BI Community home page, click "Search"
2. Click "Advanced Search
3. Choose any other options you want to narrow your search results and click "Refine Search"
4. On the left nav bar, select the required value under "By date". Note: Filters become available after you have entered your initial search query.
5. Select "Forums" under "By type of post"
6. View results