diff --git a/pkg/de-p1st-dns/README.md b/pkg/de-p1st-dns/README.md
index b157dd2..75cc4ea 100644
--- a/pkg/de-p1st-dns/README.md
+++ b/pkg/de-p1st-dns/README.md
@@ -114,8 +114,35 @@ After some seconds, `resolv.conf` should just contain `nameserver 127.0.0.53`
 cat /etc/resolv.conf
 ```
 
-See also: `resolvectl status`
+## Troubleshooting
 
+### View global and per-link DNS settings
+
+```shell
+resolvectl status
+```
+
+### Watch journal
+
+1) Enable debug
+
+```shell
+sudo systemctl edit systemd-resolved
+```
+```
+[Service]
+Environment=SYSTEMD_LOG_LEVEL=debug
+```
+
+```shell
+sudo systemctl restart systemd-resolved
+```
+
+2) View the log
+
+```shell
+journalctl -u systemd-resolved -f
+```
 
 ## Verification of unencrypted DNS