Yes, that can be a problem, however if it is a software problem, Wersi can access the organ remotely (With your permission) to fix any problems.
If a hardware problem is detected, they will just send you a replacement board with full instructions on how to change it. (If you are not sure any electronic tech could do it for you)
Latest instruments run Windows 11 (Introduced in April 2023 I believe, however there is no need as yet to upgrade older instruments that have Windows 10), and 32GB is also now a standard fitment.
The other alternative is that you could move to Europe

Bill