"Adjustment options" refers to various choices or methods that can be used to make changes or modifications to something in order to achieve a desired outcome or correct a problem. Full definition
The comprehensive range of adjustment options makes it easy to find the ideal driving position, regardless of physical build. (topspeed.com)
That means you get more power, more height adjustment options and generally wider room cooling coverage. (idealhome.co.uk)
By contrast, the comfort and finish of the 2015 model's interior have been significantly improved, especially the seats, which provide better support and more adjustment options. (autofocus.ca)