You Signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. "키보드가 연결되지 않은 경우"는 장치를 하드웨어 키보드 없이 태블릿으로 사용할 때만 https://blogs.cornell.edu/advancedrevenuemanagement12/2012/03/28/department-store-industry/comment-page-9260/