Some fixes and changes

docs/u_e-mailcow_ui-config.md

@@ -2,14 +2,18 @@ Several configuration parameters of the mailcow UI can be changed by creating a
 
 The local configuration file is persistent over updates of mailcow. Try not to change values inside `data/web/inc/vars.inc.php`, but use them as template for the local override.
 
-mailcow UI configuration parameters can be to...
+mailcow UI configuration parameters can be used to...
 
 - ...change the default language[^1]
 - ...change the default bootstrap theme
 - ...set a password complexity regex
 - ...enable DKIM private key visibility
-- ...add mailcow app buttons to the login screen
-- ...set a pagination trigger
-- ...set action after submitting forms (stay in form, return to previous page)
+- ...set a pagination trigger size
+- ...set default mailbox attributes
+- ...change session lifetimes
+- ...create fixed app menus (which cannot be changed in mailcow UI)
+- ...set a default "To" field for relayhost tests
+- ...set a timeout for Docker API requests
+- ...toggle IP anonymization
 
 [^1]: To change SOGos default language, you will need to edit `data/conf/sogo/sogo.conf` and replace "English" by your preferred language.

docs/u_e-postfix-attachment_size.md

@@ -1 +1,7 @@
 Open `data/conf/postfix/main.cf` and set the `message_size_limit` accordingly in bytes.
+
+Restart Postfix:
+
+```
+docker-compose restart postfix-mailcow
+```