Team Owner can disable TLS 1.0 and 1.1 on Splashtop Gateway to enhance the security or be compliant to PCI compliance. Once disabled, Gateway will enforce all endpoints to run on TLS 1.2 only level.
Step 1: Log into Gateway's management console as Admin, go to System > Security, tick the Disable TLS v1.0 and 1.1 option
Step 2: In the prompted dialog, Gateway will indicate the important information of disabling TLS 1.0 and 1.1, you have to click OK to proceed. Gateway will be started to enforce TLS 1.0 and 1.1 disabled.
As prompted in the dialog, Disabling TLS 1.0 and 1.1 do has some limitations you need to be aware, please read into this support article to find out more.