From Setup, enter Feed Tracking in the Quick Find box, then select Feed Tracking. Select an object for which you want to disable feed Unselect Enable Feed Tracking.
Step-1) In the setup page in Quick find box search "Feed Tracking". Step-2) Select your custom object from left sidebar. Step-3) Uncheck the "Enable Feed tracking" option for that particular layout.
From Setup, enter Feed Tracking in the Quick Find box, then select Feed Tracking.
Select an object for which you want to disable feed
Unselect Enable Feed Tracking.
Refer below help article.
https://help.salesforce.com/articleView?id=collab_feed_tracking.htm&type=5
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Best Regards,
Sandhya
Please follow the below steps.
Step-1) In the setup page in Quick find box search "Feed Tracking".
Step-2) Select your custom object from left sidebar.
Step-3) Uncheck the "Enable Feed tracking" option for that particular layout.
Please find the screenshot below.
Please select as best answer it helps you.
Thank You,
Ajay Dubedi