Umi Z Official Firmware (flash file). Free download the latest Stock ROM for Umi Z MT6797. Operating system optimization, hang logo fix , bootloop fix , and unbrick,…Besides, firmware also help you to remove Umidigi password and bypass FRP….
Download firmware for Umi Z:
20170601_g15v97_kw_u8_4m_MT6797 | AFH – Mshare
20170711_g15v97_kw_u8_4m_MT6797 | AFH – Mshare
Premium Download:
Downloading via Google Drive (Unlimited) is available for Premium Account.
Tool:
SP Flash Tool v5.1824 for Windows – Latest