I have several Moodle sites (instances) with 2.5 versions in my server
I want to install one new instance of Moodle 2.8.
my Current php mysql versions:
And the Minimum required versions for moodle 2.8 is:
if I upgrade both php and mysql , will it damage the other moodle 2.5 sites? is it safe to upgrade without anydamage or loosing data?Hope you can help me