Step 1. Run Mobile Transfer
To begin with, you need to download MobileTrans from the official website. According to the prompts to install and run it, please find "Phone To Phone Transfer" from the four function and click on it.
Step 2. Connect the phones to the computer
Next, use two USB lines to connect your phones to your computer. After a successful connection, your old Android phone will show on the left side, you can click "Flip" to achieve this result.
Step 3. Start transferring phone contacts
Then, you can see some options between the two phones, find and check the "contact", and then click "Start Transfer".
Note: do not disconnect the phone from the computer when the phone contacts start moving.
Transfer Data Contacts from Android to Samsung S8/S8 Edge