Unable edit button for some id depends on user

[Astariastari]

I'm making database using access 2013 web apps. Name field in the table same with username in office 365. I want to make the user can only edit the field that have their name on there. I really confuse to make it happen since there is no coding in here. Please help me with this, ty.

[June7]

Try using Conditional Formatting. Textboxes and comboboxes have Conditional Formatting.

Although I don't know if web app can use Conditional Formatting.

How do you know who the user is? Is there a login procedure?