*) certificate - improved stability when sending bogus SCEP message;
*) conntrack - limit total connection tracking table size based on installed RAM size;
*) crs3xx - fixed interface linking for some optical QSFP+ modules on CRS354 devices;
*) dhcpv6-server - fixed DUID generation with timestamp;
*) health - improved temperature reporting;
*) led - added “dark-mode” functionality control with Mode button for cAP XL ac;
*) leds - fixed LTE LED default mapping for LHGG;
*) lte - improved RSSI reporting on R11e-LTE6;
*) routerboot - enabling “protected-routerboot” feature requires a press of a button;
*) snmp - fixed IPsec-SA byte and packet counter reporting;
*) sstp - fixed client stuck in “nonce matching” state;
*) system - improved system stability if device is upgraded from RouterOS and/or RouterBOOT v6.41.4 or older;
*) traffic-flow - added systematic count-based packet sampling support;
*) upgrade - added new “upgrade” channel for upgrades between major versions;
*) winbox - added “Modbus” menu support;
*) wireless - added U-NII-2 support for US and Canada country profiles for cAP ac XL and QRT 5 ac;
*) wireless - fixed frequency range information on IPQ4019;