From the Release Notes, the update includes ten fixes, three of which involved crashes.
Update: To get the update now, select "Help" from the Firefox menu and pick "About Firefox". Mac users need to select "About Firefox" from the Firefox menu. If you do not use the English language version, Fully Localized Versions are available for download.
Rapid Release Calendar
The update includes 63 security updates in which 20 are rated critical, 35 rated moderate and 8 rated low. The security updates can be reviewed here.
The update also includes many new features and several changes. To review the changes and fixes, see the Release Notes.
Update: To get the update now, select "Help" from the Firefox menu and pick "About Firefox". Mac users need to select "About Firefox" from the Firefox menu. If you do not use the English language version, Fully Localized Versions are available for download.
Rapid Release Calendar
Microsoft issued an Out-of-Band (OOB) update for Windows 11, version 25H2 and Windows 11, version 24H2 (KB5121767 (OS Builds 26200.8894 and 26100.8894). It includes all improvements from previous security and non-security updates, along with an additional fix.
The original release was paused for certain Dell devices with Intel processors due to an incompatibility reported by Dell that can potentially cause unexpected shutdowns, poor performance, increased heat, and battery drain.
This OOB update includes the following improvement:
[System Performance] This update addresses an issue affecting a limited number of devices with an Intel Innovation Platform Framework (Intel IPF) driver that could cause changes in performance, power consumption, or system behavior after installing recent Windows updates. A limited number of Dell devices that were temporarily prevented from receiving the July 2026 security update KB5101650 can now install this OOB update. This OOB update is only recommended for devices affected by this issue. If your device is not affected, no action is required.
See the KB for additional information.
