diff --git a/README.md b/README.md
index 7589a6f..82e2988 100644
--- a/README.md
+++ b/README.md
@@ -1,21 +1,25 @@
-# nhentai-favorites
-
-### how to use?
-
-`pip install -r ".\requirements.txt"`  
-open nfavorites.py and it will close and generate set.yaml  
-open set.yaml and enter your cookie and useragent  
-final open nfavorites.py again and it will generate csv file if everything is ok
-
-### how to get my cookie?
-
-open https://nhentai.net/favorites/  
-open developer tools (F12)  
-switch to network tab  
-find favorites/ and click it  
-find cookie and useragent in request headers
-
-
-![alt text](https://github.com/phillychi3/nhentai-favorites/blob/main/image/nhentai_cookie_anduseranegt.png?raw=true)
-
-![alt text](https://github.com/phillychi3/nhentai-favorites/blob/main/image/csv.png?raw=true)
+# nhentai-favorites
+
+## how to use?
+
+`pip install -r ".\requirements.txt"`  
+open `nfavorites.py` and it will close and generate set.yaml  
+open `set.yaml` and enter your cookie and useragent  
+final open nfavorites.py again and it will generate csv file if everything is ok
+
+## how to get my cookie?
+
+open <https://nhentai.net/favorites/>  
+open developer tools (F12)  
+switch to network tab  
+find favorites/ and click it  
+find cookie and useragent in request headers  
+
+## if something goes wrong in gettags
+
+rename `example_tag.json` to `tag.json`  
+rerun `nfavorites.py`  
+
+![alt text](https://github.com/phillychi3/nhentai-favorites/blob/main/image/nhentai_cookie_anduseranegt.png?raw=true)
+
+![alt text](https://github.com/phillychi3/nhentai-favorites/blob/main/image/csv.png?raw=true)