Hello,
Login to your server root ssh, copy/use below command:
Note for Linux Beginners: If you dont know how to copy & paste to ssh: just copy below commands normaly with ( ctrl + c ) open putty ssh screen and use mouse right click thats it.
Kod:
/scripts/installzendopt 3.3.0
When you see the blue screen, give yes and ok for all questions. Thats it.