The OpenWrt community is proud to announce the first service release of OpenWrt 21.02. It fixes security issues, improves device support, and brings a few bug fixes.

Main changes from OpenWrt 21.02.0

Major bug fixes
* Fix Let's Encrypt certificate handling in WolfSSL
* Fix sysupgrade for Mikrotik targets
* Fix sysupgrade for Rockchip target when using squashfs

Device support
* Add support for iEi Puzzle-M901/Puzzle-M902

Various fixes and improvements
* Add build system support for Python 3.10
* Fix which handling on Fedora and MacOS build systems
* Add Tmux terminfo

Core components
* Update Linux kernel from 5.4.143 to 5.4.154
* Update mac80211 from 5.10.42 to 5.10.68
* Update ath10k-ct to 2021-09-22
* Update wolfssl from 4.7.0 to 4.8.1


Known issues
* Some IPv6 packets are dropped when software flow offloading is used: FS#3373
* As a workaround, do not activate software flow offloading, it is deactivate by default.
* The menu bar in LuCI is wrongly aligned
* If this is a real problem for you update the LuCI theme: opkg upgrade luci-theme-bootstrap



Full release notes and upgrade instructions are available at https://openwrt.org/releases/21.02/notes-21.02.1

In particular, make sure to read the regressions and known issues before upgrading: https://openwrt.org/releases/21.02/note ... own_issues

For a detailed list of all changes since 21.02.0, refer to https://openwrt.org/releases/21.02/changelog-21.02.1

To download the 21.02.0-rc4 images, navigate to: https://downloads.openwrt.org/releases/21.02.1/

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To stay informed of new OpenWrt releases and security advisories, there are new channels available:

* a low-volume mailing list for important announcements: https://lists.openwrt.org/mailman/listi ... t-announce

* a dedicated "announcements" section in the forum: https://forum.openwrt.org/c/announcements/14

* other announcement channels (such as RSS feeds) might be added in the future, they will be listed at https://openwrt.org/contact


As always, a big thank you goes to all our active package maintainers, testers, documenters, and supporters.

Have fun!

The OpenWrt Community