diff --git a/README.md b/README.md
index 35edc93..0361a65 100644
--- a/README.md
+++ b/README.md
@@ -13,79 +13,73 @@
 
 ## Demo
 
-Hosted demo site: https://tg-index-demo.herokuapp.com
+Hosted demo site: <https://tg-index-demo.herokuapp.com>
 
 ## Deploy Guide
 
 * **Clone to local machine.**
 
-```bash
-$ git clone https://github.com/odysseusmax/tg-index.git
-$ cd tg-index
+``` bash
+git clone https://github.com/odysseusmax/tg-index.git
+cd tg-index
 ```
 
 * **Create and activate virtual environment.**
 
-```bash
-$ pip3 install virtualenv
-$ virtualenv venv
-$ source venv/bin/activate
+``` bash
+pip3 install virtualenv
+virtualenv venv
+source venv/bin/activate
 ```
 
 * **Install dependencies.**
 
-```bash
-$ pip3 install -U -r requirements.txt
+``` bash
+pip3 install -U -r requirements.txt
 ```
 
 * **Environment Variables.**
 
 | Variable Name | Value
 |------------- | -------------
-| `API_ID` (required) | Telegram api_id obtained from https://my.telegram.org/apps.
-| `API_HASH` (required) | Telegram api_hash obtained from https://my.telegram.org/apps.
+| `API_ID` (required) | Telegram api_id obtained from <https://my.telegram.org/apps>.
+| `API_HASH` (required) | Telegram api_hash obtained from <https://my.telegram.org/apps>.
 | `INDEX_SETTINGS` (required) | See the below description.
 | `SESSION_STRING` (required) | String obtained by running `$ python3 app/generate_session_string.py`. (Login with the telegram account which is a participant of the given channel (or chat).
 | `PORT` (optional) | Port on which app should listen to, defaults to 8080.
 | `HOST` (optional) | Host name on which app should listen to, defaults to 0.0.0.0.
 | `DEBUG` (optional) | Give some value to set logging level to debug, info by default.
+| `BLOCK_DOWNLOADS` (optional) | Enable downloads or not. If provided, downloads will be disabled.
+| `RESULTS_PER_PAGE` (optional) | Number of results to be returned per page defaults to 20.
 
 * **Setting value for `INDEX_SETTINGS`**
 
 This is the general format, change the values of corresponding fields as your requirements. Remember to remove spaces.
 
-```
+``` json
 {
     "index_all": true,
     "index_private":false,
     "index_group": false,
     "index_channel": true,
     "exclude_chats": [],
-    "include_chats": [],
-    "otg": {
-        "enable": false,
-        "include_private": false,
-        "include_group": true,
-        "include_channel": true
-    }
+    "include_chats": []
 }
 ```
+>
 > * `index_all` - Whether to consider all the chats associated with the telegram account. Value should either be `true` or `false`.
 > * `index_private` - Whether to index private chats. Only considered if `index_all` is set to `true`. Value should either be `true` or `false`.
 > * `index_group` - Whether to index group chats. Only considered if `index_all` is set to `true`. Value should either be `true` or `false`.
 > * `index_channel` - Whether to index channels. Only considered if `index_all` is set to `true`. Value should either be `true` or `false`.
 > * `exclude_chats` - An array/list of chat id's that should be ignored for indexing. Only considered if `index_all` is set to `true`.
 > * `include_chats` - An array/list of chat id's to index. Only considered if `index_all` is set to `false`.
-> * `otg` - On-The-Go Indexing settings. Whether to allow indexing channels/chats other than the specified chats dynamically on the go.
-
 
 * **Run app.**
 
-```bash
-$ python3 -m app
+``` bash
+python3 -m app
 ```
 
-
 ## API
 
 Here's the api description. [API](https://github.com/odysseusmax/tg-index/wiki/API)
@@ -99,4 +93,5 @@ Contributions are welcome.
 You can contact me [@odysseusmax](https://tx.me/odysseusmax).
 
 ## License
+
 Code released under [The GNU General Public License](LICENSE).