Changed and applied README file

README.md

@@ -1,2 +1,28 @@
 # ubl-settings-video
+# Видеокарта/Экран
+# Build
+In order to build ubl-settings-video you will need:
+
+- CMake
+- C compiler
+- GTK+ 3 & dependencies
+
+Once you have all the necessary dependencies, you can use:
+```sh
+$ make
+```
+
+# Installation
+After a successful build, just use:
+```sh
+$ sudo make install clean
+```
+
+# Uninstallation
+After a successful build, just use:
+```sh
+$ sudo make uninstall
+```
+
+![alt text](screenshot/screenshot.png)