Understand if a particular field has been used?

[#1]

Hello;

Is there a way to check if a particular field has been used in any sheets in an app?

Thanks!

[antoniotiman]

In Setting -> Show Expression or Ctrl + Alt +E

then search Your Field

[#3]

Sorry this is Qlik Sense, where can I find Setting in Qlik Sense? Thanks!

[antoniotiman]

Sorry,my mistake.