Let’s take a quick look on how you can disable the Recent Records from a Lookup Control in Model-Driven Apps

Scenario

By Default, here’s how the Recent Records are shown for a Lookup control –

And it’ll show all the Recent Records for the Entity

Form Settings

Here’s how you can disable the same in Form Settings for the Lookup Control –

1. On the Field’s Properties, Disable this option called – Publish your changes and then check
   
   
   
2. And then the Recent Option will be gone.
   

Hope this was useful!

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Thank you!