modified: README.md

README.md

@@ -805,6 +805,11 @@ prune orphan images, execute on kubernetes host node
 crictl rmi --prune
 ```
 
+```bash
+sudo ctr --address /run/k3s/containerd/containerd.sock images prune --all
+```
+
+
 ### Prune ephemeral containerd data
 
 Useful when testing image‑cache behavior or forcing a full image repull on the next reconciliation.