Upgrading LAMS in Windows
If you already have a version of LAMS installed, go to the Downloads page and get the next version from your current installation. If you have LAMS 2.3.2, the next upgrade is LAMS 2.3.3, then after that LAMS 2.3.4 and so on.
Here's a walk-thru animation on how to perform an upgrade:
Post your problems in the LAMS Community forums