Owon Hds2102s Firmware Update Fix Jun 2026

Ethics: All units were owned lab equipment; procedures followed device safety precautions.

Once your OWON HDS2102S is working again, follow these rules:

Here is the "story" of how this was fixed and the current status of updates: The Problem & The Fix owon hds2102s firmware update fix

Before you attempt any firmware update, you must check your current version number. To view this information:

Scenario A: File Copy Fails or Scope Doesn't Initiate Update Ensure you are using the original USB cable. Ethics: All units were owned lab equipment; procedures

Windows often blocks unsigned drivers. Restart your PC in "Disable Driver Signature Enforcement" mode, then reinstall the CH340 or STM32 USB drivers bundled with the Owon software. The Update Froze at 99% (Bricked Device Fix)

When the scope appears as a removable disk on your PC, copy the downloaded firmware file (e.g., Scope.upp ) directly to the root directory. Windows often blocks unsigned drivers

: Owon released Firmware Version 1.5.1 specifically to address this display discrepancy. After applying this update, the 50 MHz signal correctly fills the expected 10 divisions (at 2ns/div), restoring accuracy to the handheld unit. Important: Check Your Version First

Have a different error code? Mention it in the comments on your favorite electronics forum—but always link back to this guide for the proper recovery steps.

5.1 Bootloader Entry Failure