Updating of system driver
At which point they are forced to find a technician (I can't tell you how many times friends have asked me to fix their computers) or ,more likely out of frustration, just go out and buy a new computer.
This costly decision can be avoided most of the time.
You can find the latest Combo Update for your operating system located on Apple's Support Download When an older OS has no more incremental updates, you will need to upgrade to a new OS to obtain newer drivers and updates.
Blizzard titles require version 10.9.5 or newer to run properly.
A lot of people buy a computer, get it connected to the internet and use it until something goes horribly wrong (i.e.
virus attack, computer malfunction, new device doesn't work etc.).
For Blizzard games, it is important to download and install all software updates, as our games are designed for the latest version of the supported system requirements.You can choose which ones to update, and which ones to keep as is.You can also schedule regular scans to keep your existing drivers up-to-date.Follow the instructions in Apple's How to Upgrade guide, to update your Mac to the most recent version of Mac OS. That puts you in total control of the drivers that run your hardware.