6.42.6 changelog:

*) bridge - improved packets processing when bridge port changes states;
*) crs3xx - fixed bonding slave failover when packets are sent out of the bridge interface;
*) crs3xx - fixed LACP member failover;
*) crs3xx - improved link state detection when one side has disabled interface;
*) defconf - fixed bridge default configuration for SOHO devices with more than 9 Ethernet interfaces;
*) package - free up used storage space consumed by old RouterOS upgrades;
*) snmp - fixed w60g "phy-rate" readings;
*) supout - added "ip-cloud" section to supout file;
*) w60g - fixed random disconnects;
*) w60g - general stability and performance improvements;
*) winbox - added 64,8 GHz frequency to w60g interface frequency settings;
*) winbox - show "sector-writes" on devices that have such counters;

Download the new 'RouterOS 6.42.6' version here: https://www.mikrotik.com/download