Update README.md

README.md

-This script must be runned on a Linux computer.
+This script must be run on a Linux computer.
 
 Software Requirements: `curl`  ,  `jq`
 
-The script will keep the 100 most recent artifacts, to delete ALL artifact you should edit [line 36](https://gitlab.fbk.eu/fbk-scripts/deleteartifacts/-/blob/main/deleteartifacts.sh#L36) from:
+You can check how much space your artifact are using in `settings --> usage quotas`
+
+# What it does
+The script will NOT delete the 100 most recent artifacts, but only the older ones. 
+
+To delete ALL artifacts you should edit [line 36](https://gitlab.fbk.eu/fbk-scripts/deleteartifacts/-/blob/main/deleteartifacts.sh#L36) from:
 
 `for ((i=2;i<=${total_pages};i++)) #starting with page 2 skipping most recent 100 Jobs`
 
@@ -10,7 +15,6 @@ to:
 
 `for ((i=1;i<=${total_pages};i++))`
 
-You can check how much space your artifact are using in `settings --> usage quotas`
 
 
 # Usage