Simple Text Editor

A simple text editor written in C# using Windows Forms. In fact, this text editor is not perfect at all, doesn't have very many features and is slow. Some code taken from: https://www.c-sharpcorner.com/blogs/creating-line-numbers-for-richtextbox-in-c-sharp

Some screenshots:

Features:

• Create file
• Save file
• Save as file
• Open file
• Open last opened
• Undo/Redo
• Change the appearance of a text editor