Apple don’t have instructions for how to do a clean installation of OS X Yosemite, but it is exactly the same as the previous version of OS X – Mavericks. So if you want a clean fresh installation of Yosemite, just follow Apple’s instructions here of Mavericks”
When your computer first turns on it needs to load the system software (OS-X) and some settings from the hard drive. This is called ‘booting’. Boot time can slow down over time as you accumulate more software and hardware connected to your computer. Here are some tips to make your Mac boot faster.
Yosemite has just been released. Like any new OSX, it has various problems with the first release, so unless you really need it, I’d wait for the first minor update to come out to fix some of the buys.
If you decide to install Yosemite, here are a few things to be aware of before you upgrade.
- By default Yosemite will default to encrypt your entire Hard Drive. This potentially means if you forget your password ALL YOUR FILES WILL BE UNAVAILABLE. Make sure to turn this off unless you understand the consequences. I think this should have been opt in rather than opt out.
Dragon Naturally SpeakingThere were some issues but this has been resolved.
- Fuji Xerox printers don’t work. Here is a workaround.
- non Apple SSD as startup disk with TRIM enabled – there could be issues. See here for a more detailed explanation and here for a discussion.
- Problems with Gmail and Apple mail where you cannot log in to check your mail – password error. Tis can be solved by deleting your gmail account from Apple mail then putting the Gmail settings in again.
Some SSD drives are crashing in Yosemite do to an issue with something called ‘TRIM’. Thankfully if you followed the method in my article entitled “How to speed up your mac with a Solid State SSD Drive” you will not have this problem. But if you have used an SSD that needs TRIM, read on to find out about the problem and how to fix it.
If you hold down the SHIFT and COMMAND key and then at the same time press the number 3, your mac will take a screenshot of your entire screen and save it as a .png (picture) file onto your desktop. Try it right now! Press SHIFT-COMMAND-3, you will hear a camera shutter style sound, and a new file will appear on your desktop. Double click the file – it will be a picture of your screen at the moment you pressed SHIFT-COMMAND-3. This is built right in to all versions of OS X.
You can also capture just a small part of your screen. See this article on how to take a partial screenshot using shift-command-4.
Spotlight has been round for years but if you’re like me you may not be using it as well as you can. Here’s an example of a recent search I did that might help you learn some features of spotlight. Continue reading »