Guide on power cases on Smart phone

Please find the attached guide/setting related to power on smart phone

the guidance will help on the below queries

1:Configuring power safe mode

2:Unit not powering up

3:Battery life expand

4:Battery charging with travel adaptor - usb cable

5:Charging the battery with adaptor

6:Unit freez/stopped during the resetting process

7:Device not powering off

8:Unit not charging

9:Device heating up durining usage

10:Battery not charging

11:Not powering up when connected to the charger