Updating legacy codes

John ordered the Transporter app at the beginning of 2012, and the project was was finished up by late autumn, complete with full documentation and tests cases.

-------- It's recommended to have a support contract and to maintain a SW periodically.

It can be small bug-fixing, outdated components update etc.

In this case every new feature would have a predictable development size.

-------- “It seems that the i OS application hasn’t been updated since 2012.

I am resolved to do it if it can be done, I just have no idea how to begin.