The feature is called Background App Refresh, and governs how some apps work when you're not specifically using them.
Apple explains: After you switch to a different app, some apps run for a short period of time before they're set to a suspended state."With Background App Refresh, suspended apps can check for updates and new content." There's a good chance that you can switch it off for a huge number of apps with no real consequence to your daily life.LOST TALENTHowever Apple added that there is a catch: "If you quit an app from the app switcher, it might not be able to run or check for new content before you open it again.
It’s estimated that between 500 and 1,000 full charge-cycles will reduce a battery’s maximum capacity by roughly 20% They said: "I just checked it and disabled a few apps that I don't need to refresh in the background. Thank you for the tip!"I'm a mum of 4 but spend under £200 a MONTH on food with my 'snap happy' methodRemember that you can change an app's status back to "on" at any time if you find that it stops working properly.