Like most other Lenovo smartphones, the Lenovo Vibe K6 Power (K33a42) firmware shared in this post requires QPST for flashing. Find flashing instructions at the end of this post.
Downloads
File Name: Lenovo_K33a42_S223_Q00440_20170610.zip
Size: 1.76 GB
Firmware Link – Download
File Name: Lenovo_K33a42_S222_Q00440_20170523.zip
Size: 1.57 GB
Firmware Link – Download
File Name: Lenovo_K33a42_S156_Q00380_20170220.zip
Size: 1.51 GB
Firmware Link – Download
File Name: K33_S150_161114_ROW_QPST.rar
Size: 1.4 GB
Firmware Link – Download
If any download link is broken, please post in comments section below so it will be fixed and updated!
How to flash
After downloading the firmware package from above link, click here to follow flashing instructions.