diff --git a/README.md b/README.md
index e1bc903b..05fc753a 100644
--- a/README.md
+++ b/README.md
@@ -207,7 +207,7 @@ Here the final steps. There are two ways to get the Pi-KVM OS:
 # You're amazing!
 Congratulations! Your Pi-KVM will be available via SSH (`ssh root@<addr>` with password `root` by default) and HTTPS (try to open in a browser the URL `https://<addr>`, the login `admin` and password `admin` by default). For HTTPS a self-signed certificate is used by default.
 
-To change the root password use command `passwd` via SSH or webterm. To change Pi-KVM web password use `kvmd-htpasswd set admin`.
+To change the root password use command `passwd` via SSH or webterm. To change Pi-KVM web password use `kvmd-htpasswd set admin`. As indicated on the login screen use `rw` to make the root filesystem writable, before issuing these commands. After making changes, make sure to run the command `ro`.
 
 # Access to Pi-KVM from the Internet
 You can use port forwarding for port 443 on your router if it has an external IP address. In all other cases, you can use the excellent free VPN service [Tailscale](pages/tailscale.md), which is configured on Pi-KVM with a [few simple commands](pages/tailscale.md).