TechStrike_

I have been trying to apply a mod to my Minecraft for several days now and I have been unsuccessful, I have created a mods file and downloaded/did the forge download/setup correctly, I have redownloaded several times and tried deleting my mods file and recreating it again, I have tried testing with several mods file and not a single mod worked, I have the right version of the mod and forge and I'm using the new Minecraft launcher and I'm using a iMac. I need help with this, Please Reply!