@@ -24,9 +24,16 @@ MTproto protocol manuals: https://core.telegram.org/mtproto
 
 **Note**: In order to support [reproducible builds](https://core.telegram.org/reproducible-builds), this repo contains dummy release.keystore,  google-services.json and filled variables inside BuildVars.java. Before publishing your own APKs please make sure to replace all these files with your own.
 
-You will require Android Studio 3.4, Android NDK rev. 20 and Android SDK 8.1
-
-1. Download the Telegram source code from https://github.com/DrKLO/Telegram ( git clone https://github.com/DrKLO/Telegram.git )
+You will require Android Studio 2025.1.4, Android NDK 27.2.12479018 and Android SDK 35.
+
+1. Clone the Telegram source code with its submodules:
+   ```bash
+   git clone --recursive --shallow-submodules https://github.com/DrKLO/Telegram.git Telegram
+   ```
+   In case you forgot the `--recursive` flag, change to the `Telegram` directory and run:
+   ```bash
+   git submodule init && git submodule update --init --recursive --depth=1
+   ```
 2. Copy your release.keystore into TMessagesProj/config
 3. Fill out RELEASE_KEY_PASSWORD, RELEASE_KEY_ALIAS, RELEASE_STORE_PASSWORD in gradle.properties to access your  release.keystore
 4.  Go to https://console.firebase.google.com/, create two android apps with application IDs org.telegram.messenger and org.telegram.messenger.beta, turn on firebase messaging and download google-services.json, which should be copied to the same folder as TMessagesProj.