http://www.olympus.co.jp/en/support/imsg/digicamera/download/software/firm/e1/
關於更新的描述只有提到兩點：
1. The highlight and shadow control function was modified so the exposure settings are applied correctly at ISO 2000 or higher.
2. The issue that occasionally prevented operations during long exposures was resolved.
相機不再手邊沒辦法測試，希望不只更新這兩項阿
