The iTunes left Sidebar, also called Source, is the blue vertical bar that allows you to navigate between content types (like Music, Movies, TV Shows, ...
This sidebar shows us various categories depending on what we are viewing. As an example, when you are looking at Music, it will show Artists, Albums, Songs, ...
Go to the iTunes app on your PC. Choose View > Hide Sidebar or View > Show Sidebar. Note: Even if you hide the sidebar, you can still access all the sidebar ...
Go to the iTunes app on your PC. Choose View > Hide Sidebar or View > Show Sidebar. Note: Even if you hide the sidebar, you can still access all the sidebar ...
Move the pointer over Library in the sidebar, then choose Edit. Select items you want to display in the sidebar; unselect items that you don't want to display.
Go to the iTunes app on your PC. Choose View > Hide Sidebar or View > Show Sidebar. Note: Even if you hide the sidebar, you can still access all the sidebar ...