diff --git a/how_to b/how_to
index d9d03aa..bcd3bb2 100644
--- a/how_to
+++ b/how_to
@@ -325,8 +325,20 @@ Drag & drop files:
 
 Fix hardware clock (with chrony / NTC):
     sudo chronyc
+        # Diagnose
+        activity
+        sources
+        tracking
+
+        # Bring NTP online
+        online
+
+        # Force step
         makestep
+
+        # Synchronize hardware clock with system clock
         trimrtc
+
         quit
     Alternative to trimrtc:
         sudo hwclock --systohc