LG G3 Got Stuck on Frimeware Update Screen

It had lollipop before. I've never rooted it. I was trying to update it to Marshmallow by LG PC suite. LG pc suite stopped working and phone got stuck at %17 of updaitng. Power button didn't work. I had to remove the battery. I opend it is on Frimware update screen at %0. How can I save it ??

I looked it up but couldn't find anything or understand anything

install different frimeware buildnumber

hi , my huawei plk-L01 is on build number C185B321, now i want to install B330 with different build number because all custom roms require B330 base rom , i downloaded B330 rom , can i install this frimware with 3 button way ? Thanks for your answers