- Any damage caused during this upgrade might void the warranty.
- Check the spec from where you purchased the notebook.
- This video is applied to MSI Stealth 15M Series.
"Reset EC" is to cut-off the power from the battery to avoid any damage from the short-circle.
After all the upgrade processes, you need to plug in the AC power adapter to power on the notebook because the battery power is cut-off by "Reset EC".
![](https://s2.save4k.ru/pic/bB3xqU27A5s/maxresdefault.jpg)