Manually Re-index the List in SharePoint Online

This post will help you with walk through on how to Re-index the list in SP Online.

So lets get started :)

Steps:-

1.  Go to your list and click on List tab in SharePoint site.

 

2.  Now,click on List settings on the ribbon.

3. Click On Advanced Settings under General Settings.

 4. Now scroll down and click on Re-index list

5. It will ask for confirmation and click re-index

6. Once done, now click OK

Your list will be re-index when next time search crawl runs.

Hope it helps
Happy SharePointing :)