Unfortunately, there is no macro recorder anymore, for PowerPoint 2010. The "Create Macro" link drops you into an empty VBA subroutine instead of recording your steps and presenting those as VBA subroutine now.

Well, in that case, install old version :) anything to avoid learning the object model

https://office.microsoft.com/en-us/powerpoint-help/what-happened-to-the-macro-recorder-HA010338328.aspx says you can Instead, you can use Visual Basic for Applications (VBA) to create or edit macros.

True, but the macro recorder was very handy for people who don't know any VBA/DOM to quickly record the process they wish to automate.