Hi, i am facing I phone 6S screen locked after few seconds of start calls. and can not add a call or use screens during call. How can resolve ?
Then set Auto-Lock iPhone to Never.
Or I don't understand what you mean.
Call Apple in your region see: Contact Apple for support and service
Contact Apple for support and service - Apple Support
Contact Apple Support -> Get Support (apple.com)
Have you try this -> set Auto-Lock iPhone to Never ?
Have you forgotten your passcode?,
(< iOS 15.2) See this Apple article: If you forgot your iPhone passcode
If you forgot your iPhone passcode - Apple Support
(iOS 15.2 and newer) How to reset your iPhone, iPad or iPod touch if you've forgotten your passcode
How to reset your iPhone, iPad or iPod touch if you've forgotten your passcode – Apple Support (UK)
No, its during calls should be unlock with fingure or passcode.
No, Not forgotten my passcode.
Try the following:
Unlock screen during call
