Matlab should generally be installed NOT using
Upon upgrading operating system, or if you installed Matlab on a laptop using a docking station, and then run off the docking station, Matlab may complain about a changed host ID.
Fix Matlab network license
This procedure is for where Matlab is already installed, but won’t open the desktop due to a licensing error.
Start Matlab activation:
$(dirname $(realpath $(which matlab)))/activate_matlab.sh
get Host ID
Assuming it’s a laptop with permanently installed WiFi (as most laptops have), use your WiFi MAC/host ID, obtained via:
look for the WiFi
link/ether hexidecimal value.
If connected to the internet via WiFi, you can confirm the correct device by comparing the value for
Install to your home directory and do NOT use
- Make a directory for Matlab installs
- Start the Matlab install NOT as root or sudo
- Install to like
- Activate via Internet and sign in to select the license key