Instructions to obtain the serial number on Advan devices

Advan S35I Advan S35I
Advan S5G Advan S5G
Advan G2 Plus Advan G2 Plus
Advan S35G Advan S35G
Advan Tab Gallilea Advan Tab Gallilea
Advan T1Ci Advan T1Ci
Advan S6 Advan S6
Advan S6C Advan S6C
Advan S5J Advan S5J
Advan i5C Duo Advan i5C Duo
Advan S5I Advan S5I
Advan i6 Advan i6
Advan s50 Prime Advan s50 Prime
Advan I45 Advan I45
Advan I4C Advan I4C
Advan Revo XX08 Advan Revo XX08
Advan S3 Lite Advan S3 Lite
Advan S35 Advan S35
Advan S45A Advan S45A
Advan S40 Advan S40