1. To stop doing, using, consuming, etc., something (in favor of something else). I switched from regular coffee to decaf a few years ago. I'm thinking of switching from my current Internet providers. Any suggestions?

2. To cause something to change from one type (to another). In this usage, a noun or pronoun is used between "switch" and "from." I switched the music from soft jazz to hip-hop to inject some life into the party. You'll need a special adapter to switch the video output from a composite feed.

3. To cause someone to stop doing, using, consuming, etc., something (in favor of something else). In this usage, a noun or pronoun is used between "switch" and "from." The doctor switched me from statins to inhibitors to help get my cholesterol under control. I've asked my boss to switch me from the morning shifts for the time being.