DEVICE A6020 NOT WORKING WELL AFTER OREO ROM INCREMENTAL UPDATE 30-12-18

DEVICE A6020 NOT WORKING WELL AFTER OREO ROM INCREMENTAL UPDATE 30-12-18
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#1

AFTER INCREMENTAL UPDATE OF 30-12-18 FOR A6020 OREO ROM, MY DEVICE 'S SHOWING FOLLOWING ISSUES:-

  1. SYSTEM UI STOPPED.
  2. PHONE APP SERVICE GET STOPPED.
  3. AFTER SCREEN LOCK, BLACK SCREEN DISABLE SYSTEM UI TO REACT…I NEED TO REBOOT BY DEVICE EACH TIME.
  4. BATTERY DRAINING DRASTICALLY.

PLEASE RESOLVE THESE ISSUE.