diff --git a/README.md b/README.md
index 4422fad..c4998de 100644
--- a/README.md
+++ b/README.md
@@ -1,12 +1,25 @@
-Yet Another BootLoader, OS Kernel and Other stuff
+# Yet Another BootLoader, OS Kernel and Other stuff
 
-Quickstart:
+## Quickstart:
 ```
 $ ./setup.sh
 $ make
 ```
+## How to run using llvm
 
-Includes code from:
+You can use this way even if you have windows. You need to install llvm and qemu. 
+Check that executables `clang`, `ld.lld`, `qemu-system-i386` available from your terminal/console.
+
+```
+make LLVM=on
+```
+
+## How to debug in my favorite IDE
+
+Start debug server using command `make debug-server` or `make debug-server-nox` if you don't want to see gui, and 
+then connect using remote gdb option to localhost:1234 (symbols file is kernel.bin)
+
+## Includes code from:
 * https://github.com/mit-pdos/xv6-public
 * https://github.com/FRosner/FrOS
 * https://github.com/dhavalhirdhav/LearnOS