!) tile - improved overall system performance and stability ("/system routerboard upgrade" required);
chr - automatically generate new system ID on first startup; console - do not allow variables that start with digit to be referenced without "$" sign; defconf - fixed DISC Lite5 LED default configuration; export - fixed "/system routerboard mode-button" compact export; filesystem - improved error correction process on RB1100AHx4 storage; firewall - fixed "tls-host" firewall feature (introduced in v6.41); gps - added GPS port support for Quectel EC25-E modem when used in LTE mode; lte - fixed r11-LTE-US interface initialization process after reboot; romon - make "secret" field sensitive in console; smb - improved NetBIOS name handling and stability; snmp - fixed w60g SSID value; tile - fixed bogus voltage readings; tr069-client - fixed TR069 service becoming unavailable when related service package is not available; usb - improved packet processing over USB modems; winbox - fixed "/tool e-mail send" attachment behavior; winbox - fixed maximal ID for Traffic Generator stream; winbox - removed "Enable" and "Disable" buttons from IPsec "mode