What if I want to move my smartphone phone number to PC?

pu1. If you use Samsung's, you can use Kies or Smart Switch programs

2017-12-13

OK

pu2. There's a program provided by a cell phone manufacturer that allows you to download contacts

2017-12-13

OK

pu3. If you use a mobile phone, it's the easiest if you use the Naver address book application

2017-12-13

OK