OK let me tell why joomla gives you the ability to to make you site look like a professional web and it can be developed with the various extensions. And you are the own of what ever you have unlike blogger they have the authority to delete any content the choose to delete any time.
So if you like this why don’t you give it a try by following this process below.
Now firstly you need to backup all your content on blogger so as to avoid story that tough.
Then you need to install your new joomal website make sure you upload this
Choose a nice template for your website and then upload it by installation.
Now you just need to get the access to your blogger and joomla prepared
Now use this extension to transfer or migrate to joomla
And then you need to set a 301 url redirect from blogger to joomla.
Now finally activate your seo extension
I hope this tutorial worked for you,don’t forget to drop a comment below thanks