Other than the obvious batteries going down, it could be 1) channel selector needs to be recycled ( receiver looking into wrong channel) 2) software is pointing toward traditional mouse ( wireless mouse got deselected) 3) mouse broke, very improbable.
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Other than the obvious batteries going down, it could be 1) channel selector needs to be recycled ( receiver looking into wrong channel) 2) software is pointing toward traditional mouse ( wireless mouse got deselected) 3) mouse broke, very improbable.