Just FYI.
I have not yet tried this, but for several years now I have had much success with MiniTool’s excellent Partition Wizard software:
Can I still download Windows updates for Windows 7?
Where can I download Windows 7 updates manually?
How do I download all Windows 7 updates offline install?
You can find answers to these questions focusing on all Windows 7 updates download at once from this MiniTool post.
https://www.minitool.com/news/windows-7-updates-download-convenience-rollup.html