doc: handle window add certificate issue

docs/tls.md

@@ -3,14 +3,17 @@
 ## Trusting the Authority
 
 With a standard installation, the authority used to sign certificates generated in the Caddy container is not trusted by your local machine.
-You must add the authority to the trust store of the host :
+You must add the authority to the trust store of the host:
 
 ```
 # Mac
 $ docker cp $(docker compose ps -q php):/data/caddy/pki/authorities/local/root.crt /tmp/root.crt && sudo security add-trusted-cert -d -r trustRoot -k /Library/Keychains/System.keychain /tmp/root.crt
+
 # Linux
 $ docker cp $(docker compose ps -q php):/data/caddy/pki/authorities/local/root.crt /usr/local/share/ca-certificates/root.crt && sudo update-ca-certificates
+
 # Windows
+# Execute as admin in terminal (not powershell) 
 $ docker compose cp php:/data/caddy/pki/authorities/local/root.crt %TEMP%/root.crt && certutil -addstore -f "ROOT" %TEMP%/root.crt
 ```