However, post-launch patches and hotfixes typically require 10–20 GB of temporary free space to apply updates. Keep at least 210–220 GB free to avoid installation errors.
Reasonable expected range in practice (as of recent PC ports of similar scale): installed, with spikes above that if you include extras like uncompressed textures.
Many PC users confuse "download size" with "disk space required." Here is why the numbers differ: