thank you for your help some questions are there please solve it

1 ) is it possible to build footer with wpbaker rather than going for elementor pro
(I haven’t created a website yet I am just learning and testing if wpbaker is more compatible and better for our theme then I will reinstall build from scratch with WP baker)

question 2 ) please tell me which is better and more usefull wp baker or elemetor because i dont want to go with pro it is very costly. What are pros and cons of wpbaker and elemntor ?

question 3) if i reinstall theme how to activate key once again ?

question 4) how to take bakup of website . in future i want to reinstall or take it to another hosting how to do that . what backups measure can be taken to restored like product data and image, website data and image ,header, footer, custom css and all other data ?