# Debug | Log collection

- [Helmut4 client](/helmut4-releases/v4.7.0/support/debug-or-log-collection/helmut4-client.md)
- [Retrieve the helmut4 client log](/helmut4-releases/v4.7.0/support/debug-or-log-collection/helmut4-client/retrieve-the-helmut4-client-log.md)
- [Check if ports are used by other apps](/helmut4-releases/v4.7.0/support/debug-or-log-collection/helmut4-client/check-if-ports-are-used-by-other-apps.md)
- [Check existence of MoovIT authority certificate on windows client](/helmut4-releases/v4.7.0/support/debug-or-log-collection/helmut4-client/check-existence-of-moovit-authority-certificate-on-windows-client.md)
- [Run helmut4 client in debug mode](/helmut4-releases/v4.7.0/support/debug-or-log-collection/helmut4-client/run-helmut4-client-in-debug-mode.md)
- [Panel debug ports](/helmut4-releases/v4.7.0/support/debug-or-log-collection/helmut4-client/panel-debug-ports.md)