This is the settings for Time to SLA in Self-Hosted environment
Purpose
To hide the SLA Panel from Jira, only show the custom field: Time to SLA.
Steps
Click on the SLA Panel from the Time to SLA menu to go to the settings.
You can select the Exclude SLA(s) from the SLA context option and specify the SLA you would like to exclude.
Click on the Save button.
Refresh the page.