How to spice up boot and shut videos in Lenovo a7000

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How to spice up your boot and shut videos in Lenovo a7000 using Viva Vedio Pro

Root Required.
Instructions:
1)Copy the boot and shut videos from system/ media
2) Open with Viva Video Pro.
3) Apply sticker effects to your liking.
4) Replace the modified vedios with the original.
Don't try theme or other effects that change the original video dimensions. It might result in boot loop.