Using this Canon Canoscan Lide300 scanner is a breeze. First, connect it to your computer using the USB cable. It gets power through the USB, so you don't need an extra power adapter. Place your document or photo on the flatbed scanner. You can use the 4 EZ Buttons for quick scanning actions. When you're ready, press the scan button. At 300 dpi, it can scan a whole page in just 10 seconds. As for cloud access, follow the instructions to link it to your cloud account and enjoy easy sharing. For maintenance, keep the scanner clean. Use a soft, dry cloth to wipe the flatbed surface. Don't use any harsh chemicals as they might damage the scanner. When not in use, cover it to protect it from dust. Also, store it in a cool and dry place. If you encounter any problems, check the connection first and then refer to the user manual.