Rosemary Brown describes a problem noted by a few other MacFixIt readers, where a UPS (uninterruptable power supply) seems to "hog" the chain, and produce strange problems for the keyboard and mouse. ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Many of us are so reliant on our computers that it’s a serious ...

Whether the problem occurs sporadically or perpetually, a failing computer mouse always decreases productivity. In the early days of personal computing, mice had balls that sensed motion. Today's mice ...