Every time you buy a new firearm, even if it within the same line of manufacturers you are used to, you will have to conduct training with it. There is not much a way around this if you are serious about your training. Practicing and training to perform at your highest potential is a great necessity if you are going to be better prepared in the unfortunate event of having to answer violence with violence.

https://youtu.be/Bm8oC25NtLk