Wait For Element To Exist
Wait for markup that arrives late
Wait For Element To Exist waits until an element is present in the DOM. Use it when markup arrives before the UI is shown or scrolled into view.
Use it with dynamic pages:
Containers injected after async loads
Hidden inputs before reading their value
Off-screen nodes
Wait For Element To Exist pairs with Wait For Element To Not Exist for the opposite, Check Exists for a direct assertion and Store Element Value to read a hidden input.
