When Apple Releases a New Version of Mac OS X

As you use your computer, your files gradually become fragmented into smaller segments scattered across your disk. Some people consider this a serious problem and go to great lengths (and expense) to correct it. Before worrying about fragmentation, you should understand how and why it happensand what the real-world consequences are.

Repair or Upgrade that Apple Hardware Yourself With Help of iFixIt

One of the biggest complaint about gadgets from Apple is that they offer very limited choice for the end user to upgrade or replace components.
For instance, the new Aluminium Macbook Pros do not come with a user replaceable battery. Apple says that this aspect is usually a side-effect of its slim and sleek designs that are optimized to use every small space inside the gadget most effectively. While the official reasoning may make sense, it leaves the user with an expensive option of visiting an Apple service centre even for minor hardware changes.

Run Apple Hardware Test

Create a Backup System

No amount of maintenance can guarantee that your hard drive will never crash, that your Mac will never be stolen, or that lightning will never hit your house. Any number of catastrophes could potentially imperil your computerand its data. Of course, you can replace a computer, but what about your email, photographs, music collection, tax records, and all the other important information on your hard disk?