Help/Support iPhone Shuts Down at 15%-20% Battery Left

[AnotherLurker 1.5k]

Go to Apple

 

You have apple care?

no he has obamacare

[ITz_kser 1.5k 1 7.0.3]

Not sure if that's the cause of it though. Plus, I need it. :s

So you say you need it but we want to know if it make the problem or not i don't think there're a problem if you remove it for 12 hours or something

Updated November 23, 2015 by ITz_kser

[Rook 545.3k iPad Pro (2nd gen) 17.4 Donor]

So you say you need it but we want to know if it make the problem or not i don't think there're a problem if you remove it for 12 hours or something

Okay, I will then.

[steiner13 7 iPhone X 13.5.0]

http://www.apple.com/batteries/maximizing-performance/#ios

 

[Joniko 6 8 10.2]

also had exactly the same problem when i bought mine, had to take it to the service, they changed the battery, it can't be because of the app only

[Ann3 2.9k iPhone 6 12.1.2]

Sis is right love just uninstall that watchdog pro.. Some apps maybe running on background and your phone cant take the load when it comes to said certajn battery life .

[Dannyyy 2.6k iPhone 7 Plus 12.1.2]

@@DiDA, try downloading BatteryLife from Cydia, it changes the battery percentage and it's more accurate.

 

and maybe try uninstalling things that you think can be taking up battery

Updated November 23, 2015 by Dannyboii15

[KingRalph 812 9.3.5]

Type: ps -ax in terminal. Look through the output and try to find anything out of the ordinary

 

If it outputs a lot of text, you have too many processes running. Uninstall something

[Rook 545.3k iPad Pro (2nd gen) 17.4 Donor]

Type: ps -ax in terminal. Look through the output and try to find anything out of the ordinary

 

If it outputs a lot of text, you have too many processes running. Uninstall something

I have like 147 Lines of Processes running. Mostly are frameworks and system stuff from what I can see.

@@DiDA, try downloading BatteryLife from Cydia, it changes the battery percentage and it's more accurate.

 

and maybe try uninstalling things that you think can be taking up battery

That says my capacity is 1581/1751

[Dannyyy 2.6k iPhone 7 Plus 12.1.2]

I have like 147 Lines of Processes running. Mostly are frameworks and system stuff from what I can see.

 

That says my capacity is 1581/1751

what iPhone are you on