Prior community reports (forum threads, vendor support notes) describe:
| Error / Problem | Solution |
|----------------|----------|
| “Update file not found” | – Re‑copy file to USB root.
– Rename to HDS2102S.upg (case‑sensitive on some units).
– Try another USB drive (2.0, ≤8GB). |
| Update hangs at 0% / 50% | – Corrupted file: re‑download firmware.
– Bad USB: reformat or change drive.
– Interrupted: restart recovery mode (Step 2). |
| Device now has white screen / no backlight | – Hardware brick? Try JTAG recovery (advanced, not covered here). Contact OWON support. |
| Update succeeds but touch/buttons wrong | – Perform Factory Reset (Step 4) again.
– Re‑install the previous known‑working firmware if available. |
| USB drive not recognized at all | – Format as FAT32 with MBR partition table (not GPT).
– Use a smaller drive (2GB–8GB).
– Try a different brand (Kingston, SanDisk often work). | owon hds2102s firmware update fix
Fixing Firmware Update Issues in the Owon HDS2102S Digital Oscilloscope: Diagnosis, Methods, and Recommendations Fixing Firmware Update Issues in the Owon HDS2102S