A general principle for all user interface design is to go through all of your design elements and remove them one at a time.
Jakob NielsenConsistency is one of the most powerful usability principles: when things always behave the same, users don't have to worry about what will happen. Instead, they know what will happen based on earlier experience.
Jakob NielsenEven though it is better if the system can be used without documentation, it may be necessary to provide help and documentation. Any such information should be easy to search, focused on the user's task, list concrete steps to be carried out, and not be too large.
Jakob Nielsen