Ok, maybe not quite low power mode - but it's kinda similar! Here's a run through on how to extend your battery life at some trade off against performance.
It works by disabling turbo-boost on your processor cores temporarily. For information on what Turbo Boost is:
https://en.wikipedia.org/wiki/Intel_T...
https://www.intel.co.uk/content/www/u...
https://www.intel.com/content/www/us/...
The application I use is this one:
Turbo Boost Switcher
https://www.rugarciap.com/
==========
Subscribe here! https://www.youtube.com/user/MacRS4/?...
==========
Follow me:
Instagram: / macdoesstuff
Twitter: / macdoesstuff
Website: http://www.MacDoesStuff.com