From version 2.x.xxxx.x

TE1400 Target for Simulink^® versions lower than 1.2.xxxx.x support MATLAB R2010b to MATLAB R2019a.
TE1400 Target for Simulink^® versions higher than 2.x.xxxx.x support MATLAB R2019a and higher.
The installations for both versions can be used in parallel on one engineering system.
Compatibility of the created modules: see Mapping is lost with Reload TMI/TMC.

Further Information