it will go to Microsoft onedrive,so open your photo gallery on the top right there a 3 dots click on it go to setting then you will see onedrive from there click on it then register with Microsoft
there will give you 5gb for free, and when you first register with Microsoft onedrive there also give you 10gb free for one year, but if you dont want any hazel for cancel it after 1 year then just skip that option, just go for 5gb free of charge