Question

Who am I?
1-I am the blue bar at the top of the word window.​

Answer 1

Answer:

The blue bar at the top of the window is called Title bar.

Explanation:

The horizontal bar at the top of the window is known as the Title bar. It contains the name of the window or applications and their icons at the left corner.

Similarly, shows control buttons such as maximize, minimize and close option are present at the top right corner of the title bar.

Moreover, the Title bar also displays the name of  the document in the center which is currently opened or being edited.