I am also in the same boat. I just found out I am cross dominant. I have to close my left eye to shoot consistently. One of the blinder products would definitely be beneficial if you wanted to try with both eyes open
Check your center shot to see if it’s 13/16. Also is your arrow running through the Berger button? I’ve heard of clearance issues with the roller guard on the V3 but I know others that use that rest with no issues