That depends entirely on what type of upgrade you are performing and your proficiency in doing so. Upgrading the amount of RAM in a system can be done in less than two minutes by a skilled technician. Upgrading the video card will probably take five to ten minutes. A motherboard upgrade will probably necessitate reinstalling the operating system, and require over an hour to perform.
depends what computer you have or how long you had it. a very old computer can take about 6 hours and a new computer can take about under 10 minutes
5hours
Clean and upgrade them.
The upgrade finished on April 7, 2010
2 hours or less.
was the mainframe designed for such an upgrade? that will determine yes or no.
Use the 'Windows Anytime Upgrade' on your computer - it will take you to the Microsoft web-site to allow you to purchase the upgrade key.
You will need to reprogram the computer with an upgrade programmer.You will need to reprogram the computer with an upgrade programmer.
A whole day
As long as your computer meets the system requirements for 10.5 you can purchase and install Leopard.
yes,
On how to build and upgrade a computer for the future.