Firmware infos :

 Build ID: KOT49H
 Display ID: BLU_S530_V22_GENERIC
 Version: 4.4.2
 Build Date: Thu Dec 21 17:48:02 CST 2017
 Model: BLU STUDIO X8 HD
 Brand: BLU
 Device: BLU_STUDIO_X8_HD
 Manufacturer: BLU
 Region: US
 Mediatek Version Release: ALPS.KK1.MP1.V2.10_P167

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