function readOnly(count){ }
Starting November 20, the site will be set to read-only. On December 4, 2023,
forum discussions will move to the Trailblazer Community.
+ Start a Discussion
Rajiv KocherlaRajiv Kocherla 

LinkedIn formula does not work

http://www.linkedin.com/search/fpsearch?type=people&keywords
={!Contact.FirstName}+{!Contact.LastName}
 
ANUTEJANUTEJ (Salesforce Developers) 
Can you try HYPERLINK("http://www.linkedin.com/search/fpsearch?type=people&keywords
={!Contact.FirstName}+{!Contact.LastName}", "LinkedIn", "_self")

as mentioned in this help article: https://help.salesforce.com/articleView?id=tips_for_using_hyperlink_formula_fields.htm&type=5