diff --git a/README.md b/README.md
index 687697e..c923043 100644
--- a/README.md
+++ b/README.md
@@ -21,17 +21,35 @@ sudo apt install inotify-tools ffmpeg
 
 
 ``` sh
-curl -o dynamic-folders-video-optimizer https://raw.githubusercontent.com/tanrax/dynamic-folders/main/dynamic-folders-video-optimizer.sh && chmod +x dynamic-folders-video-optimizer && sudo mv dynamic-folders-video-optimizer /usr/local/bin
+curl -o dynamic-folders-video-optimizer https://raw.githubusercontent.com/tanrax/dynamic-folders/main/dynamic-folders-video-optimizer.sh && chmod +x dynamic-folders-video-optimizer && sudo mv dynamic-folders-video-optimizer /usr/local/bin && echo "🎉 Successfully installed! 🎉"
+```
+
+Test
+
+``` sh
+dynamic-folders-video-optimizer --help
 ```
 
 ### Run
 
 ``` sh
-dynamic-folders-video-optimizer [folder to watch]
+dynamic-folders-video-optimizer --folder [folder to watch]
 ```
 
+Example.
+
+``` sh
+mkdir optmizer
+dynamic-folders-video-optimizer --folder optimizer
+```
+
+And leave a video that you want to optimize in the folder `optimizer`.
+
 ### Service
 
+Create a file in `/etc/systemd/system/dynamic-folders-video-optimizer.service` with the following content.
+
+
 ```ini
 [Unit]
 Description=Folder that watches when new videos are added to a folder and optimizes them.
@@ -42,12 +60,41 @@ RestartSec=5
 User=[user]
 Group=[user]
 WorkingDirectory=/home/[user]
-ExecStart=dynamic-folders-video-optimizer [folder to watch]
+ExecStart=dynamic-folders-video-optimizer --folder [folder to watch]
 
 [Install]
 WantedBy=multi-user.target
 ```
 
+Edit it to your needs.
+
+Recharge services.
+
+``` sh
+sudo systemctl daemon-reload
+```
+
+And activate it.
+
+``` sh
+sudo systemctl enable dynamic-folders-video-optimizer
+sudo systemctl start dynamic-folders-video-optimizer
+```
+
+### Cron
+
+Open.
+
+``` sh
+crontab -e
+```
+
+Add to document.
+
+``` sh
+@reboot dynamic-video-to-mp4.sh >/dev/null 2>&1 &
+```
+
 ## Development
 
 ### Check syntax
diff --git a/dynamic-folders-video-optimizer.sh b/dynamic-folders-video-optimizer.sh
index f9dd87a..cc7fac5 100755
--- a/dynamic-folders-video-optimizer.sh
+++ b/dynamic-folders-video-optimizer.sh
@@ -6,10 +6,7 @@
 # Requirements: Install inotify-tools and ffmpeg
 # Example Debian: $sudo apt install inotify-tools ffmpeg
 # --
-# Activate a service
 # Cron: @reboot dynamic-video-to-mp4.sh >/dev/null 2>&1 &
-# or create a service:
-# $sudo nano /etc/systemd/system/dynamic-video-to-mp4.service
 # --
 
 # START