MikroTik Changelog Tracker
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Component: system

155 changelog entries across 62 version(s)

Releases by channel (stacked)

7.20.8 Long-term 2026-Jan-30 (1 month ago)
  • fixed rare partial loss of RouterOS configuration;
7.21.2 Stable 2026-Jan-29 (1 month ago)
  • do not attempt to use FastPath RPS on non-ARM64 devices (introduced in v7.21);
7.21.1 Stable 2026-Jan-19 (1 month ago)
  • fixed rare partial loss of RouterOS configuration;
6.49.19 Stable 2026-Jan-13 (1 month ago)
  • fixed v6 to v7 upgrade from separate packages;
  • improved upgrade procedure reliability;
7.21 Stable 2026-Jan-12 (1 month ago)
  • added disks to /system/resource/hardware list;
  • detect policy mismatch sooner if script is executed internally by some other service;
  • fixed local update package filename generation;
  • fixed network header offset for interfaces with MAC (fixes VRRP Tx on IGMP snooping bridge);
  • fixed potential configuration loss when available disk space was insufficient;
  • fixed saving panic logs to autosupout.rif for ARM CRS3xx devices;
  • improved stability when terminating HTTP protocol connection;
  • improved system stability when processing different kinds of lists;
  • improved system stability when processing GRE packets on TILE devices;
  • improved system stability;
  • limit number of interface-lists to 244;
7.20.7 Long-term 2026-Jan-08 (1 month ago)
  • detect policy mismatch sooner if script is executed internally by some other service;
7.20.6 Stable 2025-Dec-04 (2 months ago)
  • updated PCI id names;
7.20.5 Stable 2025-Nov-27 (3 months ago)
  • improved incoming TCP connection responsiveness;
7.20.2 Stable 2025-Oct-21 (4 months ago)
  • fixed ".auto.rsc" file execution (introduced in v7.20);
  • fixed package list fetch from local upgrade server;
  • fixed Windows executable compatibility with Microsoft AppLocker;
7.20.1 Stable 2025-Oct-10 (4 months ago)
  • improved system stability when using hardware-offloaded encryption on RB3011 and hAP ac2 (introduced in v7.20);
7.20 Stable 2025-Sep-29 (5 months ago)
  • added support for OpenFlow 1.3 (new package "openflow" available);
  • do not automatically retry in case /system/package/update download fails;
  • fixed bb-upgrade failure on RB5009;
  • fixed certain notifications (e.g. kid-control activity, connection tracking table) (introduced in v7.17);
  • fixed stuck TCP transmit on virtual interfaces, leading to retransmits;
  • improved system configuration journaling procedure;
  • improved system stability for hEX refresh and hEX S (2025);
  • improved system stability when processing large amount of traffic;
  • merge /system/resource/usb and /system/resource/pci into /system/resource/hardware and create a device tree;
7.19.4 Stable 2025-Jul-28 (7 months ago)
  • improved system stability for CCR2216 device;
  • improved system stability when using fasttrack;
7.19.3 Stable 2025-Jul-03 (8 months ago)
  • reduced RouterOS ARM package size;
7.19 Stable 2025-May-22 (9 months ago)
  • fixed "/system reboot" when the system disk is completely full;
  • improved internal "flash/" prefix handling for different file path related settings;
  • improved system stability when sending TCP data from the router;
7.18.1 Stable 2025-Feb-28 (1 year ago)
  • improved internal "flash/" prefix handling for different file path related settings;
6.49.18 Stable 2025-Feb-27 (1 year ago)
  • added "shutdown" parameter for reset-configuration (CLI only);
  • fixed false log message about successful package installation;
  • fixed v6 to v7 upgrade from separate packages;
  • improved system stability;
  • set flash-boot mode as "boot-device" after system reset initiated by reset button ("/system routerboard upgrade" required);
  • set flash-boot mode as "boot-device" after system reset initiated from software;
7.18 Stable 2025-Feb-24 (1 year ago)
  • do not cause unnecessary sector writes on check-for-updates;
  • enable "ipv6" package on RouterOS v6 downgrade if IPv6 is enabled;
  • fixed a potential memory leak that occurred when resetting states after an error;
  • force time to be at least at package build time minus 1d;
  • improved HTTPS speed;
  • improved stability on busy systems;
  • added option to list and install available packages (after using "check-for-updates");
  • do not allow to install multiple wireless driver packages at the same time;
7.17.2 Stable 2025-Feb-06 (1 year ago)
  • fixed a potential memory leak that occurred when resetting states after an error;
7.17 Stable 2025-Jan-16 (1 year ago)
  • improved IPv6 maximum routing table size based on total memory;
  • make ICMP error source address selection configurable (icmp-errors-use-inbound-interface-address parameter in ip settings);
  • make TCP timestamp handling configurable (tcp-timestamps parameter in ip settings);
  • moved "/system/upgrade" to "/system/package/local-update";
7.16 Stable 2024-Sep-20 (1 year ago)
  • added more details to user initiated reboot (reset, upgrade, downgrade);
  • added support for upgrade over IPv6 network;
  • do not cancel package upgrade if another architecture packages found on the router;
  • do not download packages scheduled for uninstall;
  • do not start IPsec and certificate processes when not necessary;
  • fixed "free disk space" error message on system upgrade/downgrade;
  • fixed an issue where routing configuration was missing after performing a reset, adding a new configuration and then upgrading (introduced in v7.15);
  • fixed empty logs after reboot in certain cases;
  • improved internal system services messaging;
  • improved performance for TCP input;
  • improved reporting of total memory size;
  • improved system stability for CCR2004-1G-2XS-PCIe device;
  • improved system stability for RBSXTsq5nD and RBLDF-5nD;
  • improved system stability;
  • improved watchdog and kernel panic reporting;
  • reduced RAM usage for ARM64 devices;
  • set flash-boot mode as "boot-device" after system reset initiated by reset button ("/system routerboard upgrade" required);
  • set flash-boot mode as "boot-device" after system reset initiated from software;
  • added "clock" logging topic for time change related messages;
  • added critical log message when not enough space to store new configuration;
  • added log message if device failed to reboot gracefully;
6.49.17 Stable 2024-Aug-07 (1 year ago)
  • fixed an issue with duplicated package list when upgrading from separated to bundled package;
  • improved system stability for RBLDF-5nD;
7.15.2 Stable 2024-Jun-26 (1 year ago)
  • fixed an issue where routing configuration was missing after performing a reset, adding a new configuration and then upgrading (introduced in v7.15);
7.15 Stable 2024-May-29 (1 year ago)
  • added resource values (Product name, File name and File version) for Windows executable files;
  • general work on optimizing the size of RouterOS packages;
  • show "cpu-frequency" for Alpine CPUs;
  • skip configuration upgrade from RouterOS v6 on configuration reset;
  • updated office address in RouterOS license;
  • updated online manual links from "wiki" to the help documentation;
6.49.15 Stable 2024-Apr-24 (1 year ago)
  • improved system stability for RBSXTsq5nD;
7.14 Stable 2024-Feb-29 (2 years ago)
  • changed build time format according to ISO standard;
  • expose "lo" and "vrf" interfaces;
  • fixed "cpu-frequency" for CRS3xx ARM devices;
  • improved memory allocation for ARM64 devices;
  • improved RAM allocation for L009UiGS-RM;
  • improved system stability when processing packets in FastPath (introduced in v7.13);
  • properly assign destination port for HTTP/S connections initiated by the router (introduced in v7.13);
  • properly close HTTP/S connections initiated by the router;
  • provide more precise "total-memory" value for ARM devices;
  • provide more precise "total-memory" value under "System/Resources" menu for L009 and hAP ax lite routers;