How to update the QUEX S Firmware. Gerhard van Wyk June 21, 2023 15:13 Updated Open the QXSUBSPACE APP and log in, then click on Firmware updater: Click on start firmware update: Wait for the firmware update to complete then click on ok. Related articles How to install the QUEX S USB driver. How to setup your QUEX S system How to upgrade to the Eductor64 3-3-2018 version? How to search for clients in Omnis. How to clean the harnesses Comments 0 comments Article is closed for comments.