How To Know When Iphone Battery Needs Replacement. Batteries screens speakers and more. Go to Settings Click on Battery Choose Battery Health.

I booked my appointment and went to the nearby Apple Store yesterday. In the store the store representative Apple Genius confirmed that my phone indeed qualified under the scheme. According to Apple the battery can receive 500 complete charge cycles while retaining 80 percent of its original capacity.
Tap on Battery Health.
And if youve owned the same phone with the same battery for 18 months or longer theres a good chance your battery is in need of replacement. Professional-grade repair tools for any repair. There seems to be a magic number when it comes to the number of months in which your iPhone battery seems to perform at its best. If this is happening to you it could be a sign of needing to replace your iPhone 8 battery.

