▪ Adobe Illustrator pen pressure setting

If you couldn't change the pressure setting in Illustrator after installing the driver (shown as the image below),

Please update the driver to 3.27 version or above. 

And then follow the steps below: 

1. Open System Preferences --> Security & Privacy--> Privacy

2. Select Automatic

3. Click the lock sign to unlock settings

4. Check "StatusbarIndicator" under Illustrator

5. Restart Adobe Illustrator