In case anyone else is going through the same situation... I updated to the latest version of OLS using the above tutorial (using source code) and I didn't have any issues whatsoever. The upgrade was quick and painless. My website indeed feels faster now and now my server is also more secure...
Would the upgrade steps be the same as these? http://open.litespeedtech.com/mediawiki/index.php/Help:Install:Upgrading_From_1.3.x_to_1.4.x
Or since I'm upgrading from an even older version make the process different?
I'm running a rather old version of OLS on my server (v1.2.6) and I'm interested in upgrading to the latest version. I have a couple of websites running on this server and I was wondering if it was possible to update to the latest version of OLS without losing my current data or do I have to...