diff --git a/README.md b/README.md
index 52ceaf2b..d5adbee8 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ This project brings to the table set of best practices, tools, and solutions:
 [Download latest debug APK here](https://nightly.link/hoc081098/ComicReaderApp_MVI_Coroutine_RxKotlin_Jetpack/workflows/build/master/app-debug.zip)
 
 # Develop
-- You must use **Android Studio Bumblebee (2021.1.1) Canary 1** (**note: Java 11 is now the minimum version required**)
+- You must use **Android Studio Arctic Fox (2020.3.1)** (**note: Java 11 is now the minimum version required**)
 - Clone: `git clone https://github.com/hoc081098/ComicReaderApp_MVI_Coroutine_RxKotlin.git`
 - _Optional: **Delete `.idea` folder** if cannot open project_
 - Open project by `Android Studio` and run as usual
@@ -69,21 +69,3 @@ Clone this repository: https://github.com/hoc081098/comic_app_server_nodejs
     MIT License
 
     Copyright (c) 2019-2021 Petrus Nguyễn Thái Học
-
-    Permission is hereby granted, free of charge, to any person obtaining a copy
-    of this software and associated documentation files (the "Software"), to deal
-    in the Software without restriction, including without limitation the rights
-    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-    copies of the Software, and to permit persons to whom the Software is
-    furnished to do so, subject to the following conditions:
-
-    The above copyright notice and this permission notice shall be included in all
-    copies or substantial portions of the Software.
-
-    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-    SOFTWARE.