update

docs/_passwd.md

@@ -4,7 +4,9 @@
     * **Linux admin** (SSH, etc.): user `root`, password `root`.
     * **PiKVM Web Interface**: user `admin`, password `admin`, no 2FA code.
 
-    **These are two separate entities with independent accounts.** To change passwords, you will need to use the terminal (read below) access via SSH or Web Terminal. If you are using the Web Terminal, use the `su -` command to get root access (enter the root user password).
+    **These are two separate entities with independent accounts.**
+    To change passwords, you will need to use the terminal (read below) access via SSH or Web Terminal.
+    If you are using the Web Terminal, use the `su -` command to get root access (enter the root user password).
 
     ```
     # rw
@@ -19,3 +21,6 @@
     ```
 
     **Optionally you can enable the [two-factor authentication](auth.md#two-factor-authentication) for more security.**
+
+	*Changing the [VNCAuth passkey](vnc.md) and [IPMI password](ipmi.md) at the first start of PiKVM is not required,
+    since these services are disabled by default. But it is here just so that you remember their existence.*