How to make Tab pages' widths fit into the TabControl's width
I have a TabControl with two tab pages. How can I make the tab pages fit into the width of the TabControl like shown in the below screenshot. I tried with the following line of code but it does not work either. tabControl1.SizeMode = TabSizeMode.FillToRight; First, set your tabControl1 size mode: tabControl1.SizeMode = TabSizeMode.Fixed; Then you have to recalculate width of the tab page header: tabControl1.ItemSize = new Size(tabControl1.Width / tabControl1.TabCount, 0); Pay attention: 1. value 0 means that height will be default. 2. Recalculate item size after you had added tab page to tab