Lenovo x2 vibe - Downgrade to KitKat

[Android Central Question]

Hi, my Lenovo is lagging as hell. Can any of you guys please send me legit tutorial how to downgrade it to KiKat version? It would help me a lot, thank you so much for your help

 

[B. Diddy]

Welcome to Android Central! Have you already tried wiping the cache partition? LENOVO Vibe X2 - Recovery Mode - HardReset.info

 

[Gviny]

Yes, I tried that. But its still really slow. It was OK on 4.4 Kitkat, but its useless on 5.0 Lollipop :/ That's why I want to downgrade to 4.4 KitKat. Lot of people have problems with Vibe X2 on Lollipop :/ (It lags on every single app, its like 512MB RAM phone with 1 core :/ )