SharePoint List Title Column

Generally there are 2 things we like to do with our SharePoint custom list Title field viz. Rename or Hide
Before we do this, be aware of the importance of Title field

• It gets the context menu by default
  Hence, if you hide it then, basically all the Context menu functionality is removed
• As a result, you need to put the Edit button in all of your views just to edit the item
• You also need to place your custom code to re-associate context menu

If you still want to continue, then moving on to Renaming Title.

1. Go to the List settings
2. Click on the Title field
3. Save your changes

If you are looking for hiding your title field, then do the following :

1. Go to the List settings
2. Click the Advanced Settings link
3. Next, selecting the Yes option button for the management of content types on this list
4. Click on the Item link in the Content Types section
5. Now, click on the name Title link and change the Column Setting to Hidden.
6. Save your changes by clicking OK

This article gave simple configuration settings for hiding or renaming List Title field. Hope this helps