Use the URL (Radio Shack) to access 5 manuals inc Basic and Advanced User Guides. It takes you to: http://rsk.imageg.net/graphics/uc/rsk/Support/ProductManuals/55025677_PMB_EN.pdf (basic users guide) http://rsk.imageg.net/graphics/uc/rsk/Support/ProductManuals/55025677_PMA_EN.pdf (advanced users guide) http://rsk.imageg.net/graphics/uc/rsk/Support/ProductManuals/55025677_SW_EN.pdf (software starter guide) http://rsk.imageg.net/graphics/uc/rsk/Support/ProductManuals/55025677_SM_EN.pdf (system map) http://rsk.imageg.net/graphics/uc/rsk/Support/ProductManuals/55025677_IB_EN.pdf (image browser manual) Note that PowerShot SD850 IS (US name) is the same as the IXUS 950 IS (UK name) as per the manuals' cover pages.