Manage the computer's resources, such as the central processing unit, memory, disk drives, and printers, (2) establish a user interface, and (3) execute and provide services for applications software.
I don’t know if this supports all, but try lenntech, duckters, and I will add on later
<u>Home </u><u>and</u><u> Insert</u>
In Microsoft office, to create a text box you will go to insert and then there will be various options there and you will see text box marking. so you will just have to click on text box and you can create it however you want to do it.
It's such a easy step(◕ᴗ◕✿)