i tried using the jar installer but i got this message. i followed the steps from the other threads where you enter java -Djava.net.preferIPv4Stack=true -jar forge-1.12.2-14.23.0.2491-installer in the cmd but it says Error: Unable to access jarfile forge-1.12.2-14.23.0.2491-installer
really not sure what else to do at this point