Normally, security software can only be installed once. To install it again, you may need to go to the companies website and buy an additional install key for another computer.
Buy the game and install it.
You install it and play it.
You can use different programs like malwarebytes or super anti-spyware to remove spyware, they are both free. If you want either program to actively scan your system you will need to buy them.
buy the disk and install it.
Spyware cleaner is something people buy for their computers to help them clean up spyware. Spyware is a virus people put on websites so people that go to that particular website can pick up the spyware unknowingly. Spyware spies on what websites you go to and places advertisements that will seem to interest you. Its best if its cleaned off your computer so you can have privacy and no viruses.
buy retail disk and install like software
The is a yes and a no. If you buy it at a store and your computer meets the requirements then yes. If you download it, there could be a risk of a virus or spyware. The is a yes and a no. If you buy it at a store and your computer meets the requirements then yes. If you download it, there could be a risk of a virus or spyware.
Spyware spies on what you do on that computer. The information it spies on could range from what you buy online (to target you with more effective ads) or even bank passwords. In other words, dont get spyware.
You buy a new operating system and install that.
you need to buy a cord for it!
Many times, there are limits to how many times you can install tax software after you buy it. You may only be allowed to install it one or two times. This is to keep one person from just passing the program around to all of their friends. Because of this, it is important to install it on your main computer. Do not waste you installation by putting it on a work computer, where you cannot use it whenever you want.
in a computer with a emulator, or buy it for Nintendo 64