Optimus Prime Transformer help

hey there, i have a optimus prime model for a youtube series i am making, multiple characters and transformers. The truck mode on the model looks very bad and i need help remodeling it. If you would like to help on the youtube series, please pm or post here directly. I do not expect full time work at all and i attached the blend file i need help with. PS This is a bay former optimus

Attachments

movietransform.blend (97 KB)

I can’t open the blend file. Says “format is not supported”.