Rime 如何配置 tab 键翻页？

朙月拼音 - 有一段时间没用鼠须管，昨天切换回来 tab 键不能翻页，Issues 无人解答。

key_binder/bindings: 
    - { when: composing, accept: ISO_Left_Tab, send: Page_Up }
    - { when: composing, accept: Shift+Tab, send: Page_Up }
    - { when: composing, accept: Tab, send: Right }
    - { when: paging, accept: minus, send: Page_Up }
    - { when: has_menu, accept: equal, send: Page_Down }
    - { when: paging, accept: bracketleft, send: Page_Up }
    - { when: has_menu, accept: bracketright, send: Page_Down }
    - { when: paging, accept: comma, send: Page_Up }
    - { when: has_menu, accept: period, send: Page_Down }
    # - {accept: "Control+p", send: Up, when: composing}
    # - {accept: "Control+n", send: Down, when: composing}
    # - {accept: "Control+b", send: Left, when: composing}
    # - {accept: "Control+f", send: Right, when: composing}
    # - {accept: "Control+a", send: Home, when: composing}
    # - {accept: "Control+e", send: End, when: composing}
    # - {accept: "Control+d", send: Delete, when: composing}
    # - {accept: "Control+k", send: "Shift+Delete", when: composing}
    # - {accept: "Control+h", send: BackSpace, when: composing}
    # - {accept: "Control+g", send: Escape, when: composing}
    # - {accept: "Control+bracketleft", send: Escape, when: composing}
    # - { when: has_menu, accept: semicolon, send: 2 }
    # - { when: has_menu, accept: apostrophe, send: 3 }
    # - {accept: "Control+Shift+1", select: .next, when: always}
    # - {accept: "Control+Shift+2", toggle: ascii_mode, when: always}
    # - {accept: "Control+Shift+3", toggle: full_shape, when: always}
    # - {accept: "Control+Shift+4", toggle: simplification, when: always}
    # - {accept: "Control+Shift+5", toggle: extended_charset, when: always}
    # - {accept: "Control+Shift+exclam", select: .next, when: always}
    # - {accept: "Control+Shift+at", toggle: ascii_mode, when: always}
    # - {accept: "Control+Shift+numbersign", toggle: full_shape, when: always}
    # - {accept: "Control+Shift+dollar", toggle: simplification, when: always}
    # - {accept: "Control+Shift+percent", toggle: extended_charset, when: always}
    # - {accept: "Shift+space", toggle: full_shape, when: always}
    # - {accept: "Control+period", toggle: ascii_punct, when: always}