For starters, if while doing that, u brick ur phone then the warranty is void & phone becomes useless & valueless. Two, some payment apps may give u issues after changing csc(little info about this point available on internet). Three, some region specific apps of Original country may not work for u.
As per your concern, we would like to inform you that the products manufactured in different countries may vary in features and specifications, and we do not recommend changing the CSC code of the device. However, you can visit the service center team they will provide you all better information regarding the same.
