Problem Boot Sierra

[savi0r89]

Hello everyone I have a problem when you start the sierra .. apple boot resolution is higher while when it comes to mid-load turns off the screen and come back with the right resolution ..I tried plugging the monitor on edid I had before and had settled .. then changing the screen by inserting the edid not work ..I a video card GT430 1GB NVDIA is a motherboard DH55TC .. thanks to all in advance
sorry for poor English

 

[BreBo]

@savi0r89, please read the rules and update your profile with your build (Motherboard, CPU and Graphics Card).

Profiles need to contain at least your primary system to assist others with helping you.

 

[savi0r89]

did I upgraded .. someone can help me?

 

[savi0r89]

@BreBo did I upgraded .. someone can help me?