The latest firmware version for the Qolsys IQ Panel 4 is 4.6.2, released around June 2026. This update includes several new features, such as cellular performance and keypad handling.
New features and improvements in version 4.6.2
- Cellular Performance: Enhances cellular stability and handling during power outage events.
- IQ Keypad Handling: Smoothes the arming process and trouble acknowledgment when “EN Grade 2” settings are active.
- Installer Tools: Optimizes the connection process for the IQ Installer interface.
How to update
- Your IQ Panel must be on software version 4.4.0 or higher to receive this update.
- The panel must be connected to WiFi.
- You can update remotely, but you may need to enter the patch tag iqpanel4.6.2 in the “Upgrade Software” menu under “Patch Tag” to initiate the network upgrade.
- For manual updates, you will need to follow the specific instructions provided by Qolsys or your service provider, as they may differ.