How to remove the Information preview button on reference fields from Service Portal



How to Remove the Information Preview button from the Service Portal. Please note that this is customization and not directly supported by ServiceNow. 


  1. Go to the sp_page table and find the page that has the field with the information preview button. 
  2. Now, add the following piece of code to the 'Page specific CSS'. Save the changes
  3. This should hide the information preview button on reference fields. 
.field-has-reference > .add-on{




Here are the screenshots comparing the reference fields (BEFORE) with the information icon and one after making the above changes (AFTER). 




Applicable Versions

Pre-Orlando versions