When on my internet my phone battery is fast
When on my internet my phone battery is fast
Question marked as
Is this about your battery using more power when connected to the internet?
Depending on the signal strength for your data connection, your iPhone has to use more power than usual to keep your device connected.
Has the battery ever been replaced?
Did you check the battery health in Settings/Battery? If it is under 80%, you should get the battery replaced.
Have a look at this article:
iPhone Battery and Performance - Apple Support