Given the limitations of the PS5's internal storage, an external USB drive makes a lot of sense. Here's what you can and cannot do from an external drive.
Internal vs external storage for PlayStation 5 - Coolblue - anything for a smile
Why can't we run PS5 titles from USB storage although we can store games on an external hard drive? - Quora
10 Best PS5 External Hard Drives to Expand Storage in 2022
Avolusion PRO-Z 8TB USB 3.0 External Gaming Hard Drive for PS5/PS4 Game Console (White) - 2 Year Warranty : Video Games
How to Store PS5 Games on an External USB Drive
Best external drive for PS5 2024: Get more storage for your gaming
Seagate Game Drive for PS5 5TB External USB 3.0 Portable Hard Drive Officially Licensed (STLV5000301)
Possible file corruption on external hard drive? : r/playstation
PS5 games take up a ton of space. Here's how to boost your PlayStation 5 storage - CNET
How to transfer games to PS5 external hard drive
How to Use PS5 External Hard Drive? Here Is the Tutorial - MiniTool Partition Wizard
Can you play PS5 games directly from an external USB drive?