Before installing my new GPU the icon wasn't even lightening. now it turned to red.
https://ibb.co/TYQn0PF
https://ibb.co/TYQn0PF
So what should i do ? Replug the cables?One of those is to indicate power and the other SSD/HDD activity. Neither really has anything to do with your GPU.
Could have been a loose connection that you jostled into making better contact when installing your GPU.
The image shows a battery icon with red lightMore information needed:
Update your post to include full system hardware specs and OS information.
The linked image only shows (as near as I can determine) a blue and a red LED.
What was the "old" GPU and what is the '"new" GPU?
Did you manually download the applicable GPU drivers and reinstall/reconfigure them sans any third party tools or installers?
Just make sure your front panel connectors are firmly/fully attached to the motherboard header pins.So what should i do ? Replug the cables?