Accessibility Identifier

When Accessibility enabled in Utilities

Select storyboard.
Expand the Utilities
Select Identity Inspector
Select your element on storyboard
Add new Accessibility Identifier (in example addButton)

When Accessibility disabled in Utilities

Select storyboard.
Expand the Utilities
Select Identity Inspector
Select your element on storyboard
Add attribute in User Defined Runtime Attributes
For Key Path type - accessibilityIdentifier
For Type - `String
For Value - new accessibility identifier for your element (in example view)

Setting up in UITest file

import XCTest

class StackOverFlowUITests: XCTestCase {

    private let app = XCUIApplication()

    //Views

    private var view: XCUIElement!

    //Buttons

    private var addButton: XCUIElement!

    override func setUp() {
        super.setUp()
    
        app.launch()
    
        //Views
    
        view = app.otherElements["view"]
    
        //Buttons
    
        addButton = app.buttons["addButton"]
    }

    func testMyApp() {

        addButton.tap()
        view.tap()
    }    
}

In `` add Accessibility Identifier for element.