Many movies come in sizes that exceed 10 GB so most of our computer HDD are overwhelmed by the size of all the files gathered over time.
There are 2 options to solve this for now and in the future: buy bigger HDD or store your files in a CLOUD like the ones from Backblaze.com or Crashplan.com
Seagate IronWolf 10TB (450$)
vs
https://www.crashplan.com (59$/year)
https://www.backblaze.com (50$/year)