I did waste a lot of time Trying all the Samsung recommended fixes and it still does not work counting steps, stairs and heart rate. Calories are also not correct. A call to samsung support says they don't know anything about it - maybe it is a faulty board or possibly a software issue. They told me If I am not happy and I am within the 14 day return period I can return it. What a way to run a business. I am glad I have an accident and repair warranty...looks like it is needed. BTW folks on the forum report they have returned the watchs and the replacements do the same thing.
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