6.42.7 changelog:

*) bridge - improved bridge port state changing process;
*) crs326/crs328 - fixed untagged packet forwarding through tagged ports when pvid=1;
*) crs3xx - added command that forces fan detection on fan-equipped devices;
*) crs3xx - fixed port disable on CRS326 and CRS328 devices;
*) crs3xx - fixed tagged packet forwarding without VLAN filtering (introduced in 6.42.6);
*) crs3xx - fixed VLAN filtering when there is no tagged interface specified;
*) dhcpv4-relay - fixed false invalid flag presence;
*) dhcpv6-client - allow to set "default-route-distance";
*) dhcpv6 - improved reliability on IPv6 DHCP services;
*) dhcpv6-server - properly update interface for dynamic DHCPv6 servers;
*) ethernet - improved large packet handling on ARM devices with wireless;
*) ethernet - removed obsolete slave flag from "/interface vlan" menu;
*) ipsec - fixed "sa-src-address" deduction from "src-address" in tunnel mode;
*) ipsec - improved invalid policy handling when a valid policy is uninstalled;
*) ldp - properly load LDP configuration;
*) led - fixed default LED configuration for RBLHGG-5acD-XL devices;
*) lte - added signal readings under "/interface lte scan" for 3G and GSM modes;
*) lte - fixed memory leak on USB disconnect;
*) lte - fixed SMS send feature when not in LTE network;
*) package - do not allow to install out of bundle package if it already exists within bundle;
*) ppp - fixed interface enabling after a while if none of them where active;
*) sfp - hide "sfp-wavelength" parameter for RJ45 transceivers;
*) upgrade - fixed RouterOS upgrade process from RouterOS v5;
*) userman - fixed compatibility with PayPal TLS 1.2;
*) vrrp - fixed VRRP packet processing on VirtualBox and VMWare hypervisors;
*) w60g - added distance measurement feature;
*) w60g - fixed random disconnects;
*) w60g - general stability and performance improvements;
*) w60g - improved MCS rate detection process;
*) w60g - improved MTU change handling;
*) w60g - properly close connection with station on disconnect;
*) w60g - stop doing distance measurements after first successful measurement;
*) winbox - added "secondary-channel" setting to wireless interface if 80 MHz mode is selected;
*) winbox - fixed "sfp-connector-type" value presence under "Interface/Ethernet";
*) winbox - fixed warning presence for "IP/IPsec/Peers" menu;
*) winbox - properly display all flags for bridge host entries;
*) winbox - show "System/RouterBOARD/Mode Button" on devices that has such feature;
*) wireless - added option to disable PMKID for WPA2;
*) wireless - fixed memory leak when performing wireless scan on ARM;
*) wireless - fixed packet processing after removing wireless interface from CAP settings;
*) wireless - updated "united-states" regulatory domain information;

Download the new 'RouterOS 6.42.7' version here: https://www.mikrotik.com/download