What are the key issues of program first installation process?

What problems can arise at the first program launch?

How to locate a correct setup file for the USB-key on the installation CD-ROM and how to verify that it is definitely the required setup file?

What account type should the user have while installing and using the software?

What should I do when the Operating System suggest to find a driver for the new device – a video card? What are the recommendations for interrupt distribution between system devices? How can I change it?

What should be considered during video card installation and connection to video equipment?