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Update troubleshoot.md

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Peli de Halleux 2018-11-07 10:54:58 -08:00 committed by GitHub
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docs/device/usb/webusb/troubleshoot.md
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@ -39,7 +39,7 @@ If the version is **0249**, **0250** or higher, **you have the right firmware**
1. Put your @boardname@ into **MAINTENANCE Mode**. To do this, unplug the USB cable from the @boardname@ and then re-connect the USB cable while you hold down the reset button. Once you insert the cable, you can release the reset button. You should now see a **MAINTENANCE** drive instead of the **MICROBIT** drive like before. Also, a yellow LED light will stay on next to the reset button.
![MAINTENANCE gesture](/static/mb/device/maintenance.gif)
2 **[Download the 0249_kl26z_microbit_0x8000.hex file](https://microbit.org/assets/0249_kl26z_microbit_0x8000.hex)
2. **[Download the 0249_kl26z_microbit_0x8000.hex file](https://microbit.org/assets/0249_kl26z_microbit_0x8000.hex)**
3. Drag and drop that ``0249_kl26z_microbit_0x8000.hex`` file onto the **MAINTENANCE** drive.
4. The yellow LED will flash while the `HEX` file is copying. When the copy finishes, the LED will go off and the @boardname@ resets. The **MAINTENANCE** drive now changes back to **MICROBIT**.
5. The upgrade is complete! You can open the **DETAILS.TXT** file to check and see that the firmware version changed to the match the version of the `HEX` file you copied.