Download Mikrotik RouterOS 6.43.12 – Full Version

Before you consider downloading this firmware, go to the system information page of the router and make sure that the currently installed version isn’t either newer or matching this release. Due to the large variety of router models and different methods for upgrading the device, it is highly recommended that you read and, above all, understand the installation steps before you apply the new firmware, even if you are a power user.

In theory, these steps shouldn’t be much of a hassle for anyone, because manufacturers try to make them as easy as possible, even if they don’t always succeed. Basically, you must upload the new firmware to the router through its administration page and allow it to upgrade.

If you install a new version, you can expect increased security levels, different vulnerability issues to be resolved, improved overall performance and transfer speeds, enhanced compatibility with other devices, added support for newly developed technologies, as well as several other changes.

If you’re looking for certain safety measures, remember that it would be best if you perform the upload using an Ethernet cable rather than a wireless connection, which can be interrupted easily. Also, make sure you don’t power off the router or use its buttons during the installation, if you wish avoid any malfunctions.

If this firmware meets your current needs, get the desired version and apply it to your router unit; if not, check with our website as often as possible so that you don’t miss the update that will improve your device.

Changes in this release:

  • defconf – automatically accept default configuration if reset done by holding button;
  • defconf – fixed default configuration loading on RB4011iGS+5HacQ2HnD-IN;
  • discovery – fixed malformed neighbor information for routers that has incomplete IPv6 configuration;
  • discovery – fixed neighbor discovery for PPP interfaces;
  • discovery – properly use System ID for “software-id” value on CHR;
  • export – fixed “silent-boot” compact export;
  • health – fixed bad voltage readings on RB493G;
  • interface – improved system stability when including/excluding a list to itself;
  • ipsec – fixed hw-aead (H) flag presence under Installed SAs on startup;
  • ipsec – improved stability when uninstalling multiple SAs at once;
  • ipsec – properly handle peer profiles on downgrade;
  • ipsec – properly update warnings under peer menu;
  • kidcontrol – do not allow users with “read” policy to pause and resume kids;
  • log – properly handle long echo messages;
  • lte – added support for more ZTE MF90 modems;
  • ospf – improved stability while handling type-5 LSAs;
  • routerboard – renamed SIM slots to “a” and “b” on SXT LTE kit;
  • routerboard – show “boot-os” and “force-backup-booter” options only on devices that have such feature;
  • snmp – do not initialise interface traps on bootup if they are not enabled;
  • timezone – updated timezone information from tzdata2018g release;
  • traffic-flow – fixed post NAT port reporting;
  • traffic-flow – fixed “src-mac-address” and added “post-src-mac-address” fields;
  • tunnel – made “ipsec-secret” parameter sensitive;
  • usb – fixed power-reset for hAP ac^2 devices;
  • user – speed up first time login process after upgrade from version older than v6.43;
  • winbox – allow to specify SIM slot on LtAP mini;
  • winbox – enabled “fast-forward” by default when adding new bridge;
  • winbox – fixed neighbor discovery for IPv6 neighbors;
  • winbox – show “System/Health” only on boards that have health monitoring;

How to install:

  • First of all, Download the Mikrotik RouterOS 6.43.12
  • Extract the setup file and wait until all installation procedure complete.
  • Use registration code to activate it.


Q:What is inside that .rar file?
A:There is Mikrotik RouterOS 6.43.12 which you need to extract with Winrar.

Q:Why Human Verification?
A:The Human Verification is there to protect our links from spammers and bad intoned people, and to make sure that our products will stay online.

Q:But how you will avoid spammers and bad intoned people?
A:Simple, only interested people would download and take some time to complete Human Verification, which act as a filter.

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