diff --git a/README.md b/README.md
index dbd1bca..9f56f2c 100644
--- a/README.md
+++ b/README.md
@@ -327,3 +327,14 @@ List all active services:
 systemctl list-units --type=service --state=running
 systemctl --user list-units --type=service --state=running
 ```
+
+## View system log
+
+```bash
+# Kernel message log with timestamps
+dmesg --ctime
+# System journal: Errors since last boot.
+journalctl -p err -b
+# GNOME session logs since last boot. https://help.gnome.org/admin/system-admin-guide/stable/session-debug.html.en
+journalctl _UID="${UID}" -b
+```
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