Instruction of BLUBOO S3 Update to Android 8.1

As we promised before, Android 8.1 on BLUBOO finally pass the GMS verification and arrive!
Follow the steps in the video and get your BLUBOO S3 updated, click this link to download the file you need and check the detailed instruction:
http://community.bluboohk.com/forums/topic/instructions-of-bluboo-s3-update-to-android-8-1/