Yes there is updates for a certain pieces of software about once a week.
One can get G4 memory updates for a Mac through Macmemory, macsales and Apple. Apple would be the first place to look as they are the company that makes the Mac.
One is able to get automatic updates for any of their Mac products online at their website with a download that enables one to receive automatic updates through an updating system that will alert one when a new one comes out.
I recommend checking for updates on the mac app store.
"The Apple web site has the latest software updates for Mac and other Apple equipment. The site has the Mac Software Updates divided into categories including Desktop Computers, Portable Computers, Mac OS & Software, and more to help you find the upgrade you are looking for."
what updates? please be more specific, are you talking about from Tiger (10.4) to Leopard (10.5)? or something else?
Is this a Mac computer? Type "remove updates" into the help window from the help menu.
Since Mac OS-X 10.2.8, 10.3 and all of its updates were released. Then came 10.4 and we hav had 10 significant updates and I am currently running the most recent version: 10.4.10 Mac OS-X 10.5 will be next and they are currently developing it.
Software Update automatically checks for any updates to the Apple software, both system software and applications, installed on an Apple Mac computer. If there are updates available it will offer the opportunity to install the updates now or later. For some software the Mac will need to be restarted to complete the installation. Software Update can be found from the Apple menu in the top left corner.
Mac OS X is supplied with all Macs. Updates can be downloaded with the Mac's Software Update. New versions can be purchased from Apple stores and other retailers. There are no other legitimate sources.
One can find new Mac upgrades by visiting the official Apple website. Alternatively, you can visit your local computer store who can arrange for these updates.
Click on the Apple menu in the top left corner and select About This Mac. This will open a window which will give the version of Mac OS X you are running. From the Apple menu select Software Update... which will check if there are any updates available for the Mac.
What is your question about updating an apple mac? You can check for updates with software update by going to the Apple logo in the top left corner of the screen, and then choosing Software Update. Is this what you wanted to know?