Auto-increment primary key in SQL tables

Question

Using Sql Express Management Studio 2008 GUI (not with coding), how can I make a primary key auto-incremented?

Let me explain: there is a table which has a column na

Answer 1

1. Presumably you are in the design of the table. If not: right click the table name - "Design".
2. Click the required column.
3. In "Column properties" (at the bottom), scroll to the "Identity Specification" section, expand it, then toggle "(Is Identity)" to "Yes".