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How to bridle a grumpy horse
Halter and tie your horse.
Your horse should be haltered and tied before attempting to put the bridle on. Keep them tied fairly short on the lead.
Choices: (a). It may be easier to slip it off them at first, but it will be easier if you do some practice. Have the horse sit with his head tilted forward.. (b). If your horse doesn't know how to tie, ask them to help. Stroke your horse's neck to loosen knots.. (c). With the halter on they should be on poll simply about as much as canter. Have them backrub the canter.. (d). If the lead is too loose, they may have room to avoid you. However, you don't want to tie the horse so that it can't move at all..
(d).