Press and hold down the power button?
Unplug the power supply?
What? I wouldn't even know how to do that??
Close the application from the Activity monitor.
Click on Go > Utilities > Activity monitor
Close all Adobe processes.
Also give the permissions to all adobe folders
Click on Go > Type ~/library/Application Support/
Right click on Adobe > Get Info
Unlock the window
Give Read and write permissions. to all user accounts
Also do it for User library too.
Restart the machine.