diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,4 +1,107 @@
-# SESSION ID GENERATOR FOR WHATSAPP BOTS USING MEGA
+# Session Id Generator For WhatsApp Bots Using Mega
+
+## It Will Uploads Your Creds To Mega And Will Sends You Id Of That File
+
+
+## How Session Id Will Works?
+<details>
+  <summary>Click Here To View?</summary>
+  <p>
+
+  ```js
+import { fileURLToPath } from 'url'; 
+
+import path from 'path'; 
+
+import { writeFileSync } from 'fs'; 
+
+import * as mega from 'megajs'; 
+// This imports everything from the `megajs` module (which is a JavaScript library to interact with Mega.nz) as an object `mega`.
+// This module allows interacting with files stored on the Mega cloud storage.
+
+async function SaveCreds(txt) { 
+  // Declares an asynchronous function named `SaveCreds` that takes `txt` as an argument. The function will save credentials ( in JSON format) to a local file.
+
+  const __filename = fileURLToPath(import.meta.url); 
+  // `import.meta.url` gives the URL of the current module. The `fileURLToPath` function converts that URL to a file path for the current file.
+
+  const __dirname = path.dirname(__filename); 
+  // `path.dirname` extracts the directory name from the `__filename` path, so it provides the path to the directory containing the current file.
+
+  const megaCode = txt.replace('', ''); 
+  //if you did used some prefix before the session id
+
+  const megaUrl = `https://mega.nz/file/${megaCode}`; 
+  // Creates a Mega URL using the `file id` . It constructs the full URL to access the file stored on Mega.
+
+  console.log(megaUrl); 
+  // Logs the generated Mega URL to the console for debugging or confirmation purposes.
+
+  const file = mega.File.fromURL(megaUrl); 
+  // Uses the `mega.File.fromURL` method from `megajs` to create a `file` object from the Mega URL. This object represents the file to be downloaded.
+
+  try {
+
+    const stream = file.download(); 
+    // Downloads the file from Mega as a stream. This returns a readable stream of the file's data.
+
+    let data = ''; 
+    // Initializes an empty string `data` to accumulate the chunks of data downloaded from the stream.
+
+    for await (const chunk of stream) { 
+      // Iterates over each chunk in the stream asynchronously (i.e., handles the data as it is downloaded).
+      
+      data += chunk.toString(); 
+      // Converts each chunk (which may be a Buffer) to a string and appends it to the `data` variable.
+    }
+
+    const credsPath = path.join(__dirname, '..', 'session', 'creds.json'); 
+    // Joins several path segments to form the path to save the credentials file (it goes up one directory level and then to `session/creds.json`).
+
+    writeFileSync(credsPath, data); 
+    // Writes the `data` (credentials) to the `creds.json` file synchronously at the specified `credsPath`.
+
+    console.log('Saved credentials to', credsPath); 
+    // Logs a message to the console indicating that the credentials were successfully saved to the specified path.
+
+  } catch (error) { 
+    // If an error occurs during the download or file writing process, this block catches it.
+
+    console.error('Error downloading or saving credentials:', error); 
+    // Logs the error message to the console, providing feedback if something goes wrong.
+  }
+}
+
+export default SaveCreds; 
+// Exports the `SaveCreds` function as the default export of this module, making it available for use in main file.
+
+
+//Now Import Function In Main File
+dotenv.config()
+import SaveCreds from './some-file.js'
+
+async function main() {
+  const txt = process.env.SESSION_ID
+
+  if (!txt) {
+    console.error('Environment variable not found.')
+    return
+  }
+
+  try {
+    await SaveCreds(txt)
+    console.log('process SaveCreds completed.')
+  } catch (error) {
+    console.error('Error:', error)
+  }
+}
+
+main()
+// Now Use Further code 
+```
+</p>
+</details>
+
 
 **CRAFTED USING TEMPLATES OF SUHAILTECHINFO ( QR )  AND PRABATH ( PAIR )**