| File | Size | Date uploaded |
| c3900e-universalk9-mz.SPA.154-3.M6.bin |
101.60 MB | 23 December 2021 |
| c3900e-universalk9-mz.SPA.155-3.M3.bin |
106.27 MB | 23 December 2021 |
| c3900e-universalk9_npe-mz.SPA.154-3.M6.bin |
98.64 MB | 23 December 2021 |
| c3900e-universalk9_npe-mz.SPA.155-3.M3.bin |
103.12 MB | 23 December 2021 |