關於「Canon M50 error 70」標籤，搜尋引擎有相關的訊息討論：

Error 70 displayed on an EOS Mirrorless Camera.support.usa.canon.com › ...Canon EOS M50 - Err 70 - Firmware issue #440 - GitHubgithub.com › gphoto › libgphoto2 › issues液晶螢幕上出現的錯誤訊息。

- Canontw.canon › zh_TW › supportCustomer Support for a Phenomenon in which Error 70 or