138.0.1 Release Notesきた
>Fixed an issue which caused a blank page to be shown for Home and New Tab pages for some users. (Bug 1963537)
>Added a workaround for a bug in outlook.office.com/outlook.live.com where attachment filenames are incorrectly prefixed with UTF-8 when saved. (Bug 1961710)
一切関係なかった^^
これってそんなに急ぐ必要あったのかなぁ。