diff --git a/README.md b/README.md
index 775d045..9701d6b 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,16 @@
 ### Uses keygen to generate license key (keygen in iso or img).
 ![](keygen.png)
 
+## How generate license key
+    unzip keygen.zip
+    keygen.exe software_id
+## How to use shell
+    install option-{version}.npk package
+    telnet routeros with username devel and password is same admin
+## How to use python3
+    install python3-{version}.npk package
+    telnet routeros with username devel and password is same admin
+    python -V
 ### npk.py
     Sign，Verify，Create, Extract npk file.
 ### patch.py
@@ -16,7 +26,7 @@
     Modify netinstallexe to enable network installation of NPK files that have been resigned in ISO
 ### upgrade.py
     By adding static domain name resolution in RouterOS, the NPK file that has been resigned in ISO can be installed during the upgrade process.
-### all patches are applied automatically with [github workflow](https://github.com/elseif/MikroTikPatch/blob/main/.github/workflows/mikrotik_patch.yml).
+## all patches are applied automatically with [github workflow](https://github.com/elseif/MikroTikPatch/blob/main/.github/workflows/mikrotik_patch.yml).