MatLab Installation Will Not Launch
Install MatLab as administrator.
Enabling the workstation user may be required.
Username in the format without nexus\
If MATLAB will not launch
If you have an expired or otherwise unusable license, MATLAB may not be able to launch. In this case, you will need to launch the MATLAB activation client directly. The location of the MathWorks activation client depends on your Operating System:
Windows
The activation client is located here:
C:\Program Files\MATLAB\R20XXx\bin\winXX\activate_matlab.exe
https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-license-manager-error-9