How to hide the yellow power icon?

when kodi is not getting enough powersupply, it shows this icon.
[Image: osmc-lightning-768x465.png]

I hooked up my raspberry pi to the usb of my tv. Never saw that icon on my raspberry pi 1. Now testing on the pi 3 and now and then that icon comes up.

But it works fine. I think its configured too tight. How to hide that icon?