Hi Julie. I'm Greg, an installation specialist and 9 year Windows MVP, here to help you.
See this tutorial for changing Plan: https://www.tenforums.com/tutorials/2843-change...
If your desired Mode is hidden right click the battery icon in System tray to open Windows Mobility Center, choose drop down menu in Battery Status and select desired Power plan which will move it into your Power Options choices.
I hope this helps. Feel free to ask back any questions and let us know how it goes. I will keep working with you until it's resolved.
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