What are you even asking?
i won't support changing region, try it at your own risk, do not complain if it breaks.
over complicating this for no reason, just download 19101 optional extra and replace APP in reformat.lst of the map package with the 19101
Download the Sync 3.2 files from the Russian forum linked above multiple times.
I assure you 3.4 is not slower than 3.2 though, did you factory reset?
You only need to fix your seat icons with ForScan
some stuff seems different