[Linux-based NVRs] What is the maximum capacity limit of a USB dongle?

Question

What is the maximum capacity limit of a USB dongle used for export on Linux-based NVRs (not as an external volume)?

Answer

The capacity limit of a USB dongle differs by its file system.

• FAT32: 8TB
• NTFS: 8PB

Note:

1. The current USB capacity on the market in 2025 is still under this limit.
2. Capacity Description : 
   KB (Kilobyte): 1 KB = 1024 Bytes
   MB (Megabyte): 1 MB = 1024 KB
   GB (Gigabyte): 1 GB = 1024 MB
   TB (Terabyte): 1 TB = 1024 GB
   PB (Petabyte): 1 PB = 1024 TB