Yes, barrier-free accommodation can be found around Lake Achensee, such as the Hotel Wiesenhof.
There are various excursion destinations in the Achensee region that are easy to visit for people with limited mobility. There are also handbike routes and wheelchair hikes around the lake.
From Maurach and Pertisau there are several wheelchair hikes with different levels of difficulty. For example to the Gramai Alm.
Yes, Lake Achensee offers specially designated handbike routes with varying degrees of difficulty. The barrier-free routes along the lakeshore and through the surrounding valleys are particularly popular