Perform an upgrade or update to the latest version RouterOS version is to note the Mikrotik. With the upgrade version of RouterOS then Mikrotik you will get new features as well. For example for the Mikrotik RouterOS version 5.2 and have not installed the user manager it should be upgraded to the latest version (eg 5:24) first can let the user Install package manager from the download page Mikrotik.
Okay, this time Mikrotiknetworking will discuss how to upgrade the version Mikrotik RouterOS with a contrived example RB751U-2HnD of RouterOS RouterOS 5.2 to 5:24. Actually, there is a newer version that is RouterOS 6.0RC12 but since version 6 is not yet final version so the safe use version 5:24 was yes;)
Immediately wrote the following tutorial RouterOS How to Upgrade to the Latest :
1. Open the Downloads page Mikrotik: http://mikrotik.com/download
2. Select the type RouterOS in accordance with RouterBoard you. Eg for RB751U-2HnD so use that mipsbe RB700 Series.