
1) Window-adjusting tool
Found on
https://www.crosswordclues.com/clue/scrollbar

A scrollbar is a graphical control element with which continuous text, pictures or anything else can be scrolled including time in video applications, i.e., viewed even if it does not fit into the space in a computer display, window, or viewport. It was also known as a handle in the very first GUIs. Scrollbars are present in a wide range of electr...
Found on
http://en.wikipedia.org/wiki/Scrollbar

In computing, a narrow bar along one vertical and one horizontal side of a window, enabling users to move its contents up, down, left or right. Each end of the scrollbar represents the same end of the document on display, and the mouse is used to move a small `scrollbox` up and down the bar to scroll the contents or to click on the direct...
Found on
https://www.encyclo.co.uk/local/21221
No exact match found.