Follow the steps below to Add Story Points to an Issue

Feeling STUCK with JIRA / Agile ?
Schedule 1-on-1 Session with Anatoly and His Team and Get Instant HELP!!!!
Click on Jira icon>Go to Jira Settings >Go to Issues> Go to Custom Fields > Search Story Point > Click on Three Dots (right side of the Story Point)>Click on Configuration>Click on Edit Configuration> select an Issue Type(Story/Task/Subtask)>click on ‘Modify‘ button.
To check if it’s done are not, follow the step below.
Goto Projects (Choose a Project) > Click On ‘+‘ Sign (on left side) >Go to Configure Fields >Click on Where is My field > Search Story Points.
If story Point is present then Good, if not then follow steps below to fix it.
Go to Project Settings >Go to Fields > Click Right Pen icon (Top-Right side) >Find Story Points > Click on ‘Screen’ button> select appropriate options >Click on ‘Update’ button.