'Yes' to continue. In this mode you have more power over files etc... But be very careful and read everything! There should be no need to run regedit or any such program. If you can still says you do not have enough disk space, maybe you don't have enough. Or if it is just because of your user privedges you can repeat the process I instructed above but instead of clicking 'Safe Mode' click, 'Safe Mode with Networking' and download the software there. Also, you may be saving the data on a seperate hard drive with his disk space. I just tried to install Motorola Phone Tools (from a cd) I got told 11 times by Vista that the publisher wasn't verified. I don't know if that counts as UAC but they sure as hell got the balance wrong, I'd prefer one virus -- to a billion warnings personally. Probably cost me less time. @Anthony: Try the newest version of Moto-Tools on their homepage. The versions on CD are mostly older ones. Many manufacturers still have bad vista compatible software. That's also the reason, why Microsoft still doesn't release it's new (RTM) SP1. If you still have these problems, write Moto! They need to fix this problems. If you disable UAC you just accept their bad programming skills. Give the quality pressure back to the causer. Good luck. There's even another way: hit your window key + R this will open the System Configuration Tool (a very useful tool by