Find a medical application that an older person has never used before. Effort to learn to use it using only the online support. [1] Is there enough information to allow an older person to use the application effectively?

[2] Is the information easy to find?

[3] What improvements (if any) would you suggest?

[4] Applications are often supported by an online version of the paper documentation. Is it enough?

[5] Domain knowledge in the general sense is probably the easiest to provide to do so. justify your answer.