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Continue to ChatDowngrade Lenovo K4 Note from Marshmallow 6.0 to Lollipop 5.1 https://www.stechguide.com/downgrade-lenovo-k4-note-from-marshmallow-6-0-to-lollipop-5-1/
Downgrade Lenovo K4 Note from Marshmallow 6.0 to Lollipop 5.1 https://www.stechguide.com/downgrade-lenovo-k4-note-from-marshmallow-6-0-to-lollipop-5-1/