Mozilla sent Firefox Version 138.0.1 to the Release Channel.
Fixed- Fixed an issue which caused a blank page to be shown for Home and New Tab pages for some users. (Bug 1963537 (https://bugzilla.mozilla.org/show_bug.cgi?id=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 (http://bugzilla.mozilla.org/show_bug.cgi?id=1961710))
Update: To get the update now, select "Help" from the Firefox menu, then pick "About Firefox". Mac users need to select "About Firefox" from the Firefox menu. For non-English versions, Fully Localized Versions (https://www.mozilla.org/en-US/firefox/all/#product-desktop-release) are available for download.
Release Notes (https://www.mozilla.org/en-US/firefox/138.0.1/releasenotes/)