1) The software is terrible. For some reason, he takes 20% of the vidyuhi, and discrete, not built into the percentage. If you close it and leave it in the background, it consumes only RAM. 2) Moreover, for some time the software did not start with Windows, although there was a checkmark that was there, that there was a check in the dispatcher. In principle, software is needed only for backlighting and individual dpi, if the standard ones are not enough (800-1500-3k-6k-9k). It may not be installed