Trouble Shooting Tips
Driver issues
Sometimes you may get an error message upon starting Second Life that claims your drivers are out-of-date or unsupported. First, download the latest drivers for your graphics card and install them. If you've recently done so and have the latest drivers, uninstall them completely, then reinstall.
Graphic Cards Issues: http://wiki.secondlife.com/wiki/GraphicsCards This page is for detailing compatibility issues that certain graphics cards have with Second Life.
Reducing Lag in Second Life: http://slbuilding.com/Lag.html
This page provides tips on changing your settings to help reduce lag while you are in-world.
