# HOW TO USE?

Open the Gremsy Flash tool, then choose Product, which are you using

<figure><img src="/files/xSuQpVu0wBDyaBzf1AIA" alt=""><figcaption></figcaption></figure>

* Open the firmware package, Please open the zip file and do not unzip.
* Checking the connection between the GremsyFlashTools app and the Gremsy Product by Click on **CHECK DEVICE**

  <br>

  <figure><img src="/files/WVJbkHvcDWwqi53pKxIG" alt=""><figcaption></figcaption></figure>
* Waiting for the updating process to finish.
* Flash Success.

<figure><img src="/files/Fkn6I8N1E5IEfl28ZlCl" alt=""><figcaption></figcaption></figure>

## Troubleshooting

### The firmware folder name has space (blank) <a href="#the-firmware-folder-name-has-space-blank" id="the-firmware-folder-name-has-space-blank"></a>

<figure><img src="https://docs.gremsy.com/~gitbook/image?url=https%3A%2F%2F3309772875-files.gitbook.io%2F%7E%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FnikHUDUd2JXqkOsnOi7l%252Fuploads%252FpjOl9ejPZB2Wllr8L8Oq%252Fimage_2022-10-21_142836789.png%3Falt%3Dmedia%26token%3Ded47fc85-086f-426e-8c63-5bed6102f71a&#x26;width=768&#x26;dpr=4&#x26;quality=100&#x26;sign=76623312&#x26;sv=2" alt=""><figcaption></figcaption></figure>

This problem will be fixed when saving the folder where the path has no spaces and special characters.

*During the loading process, if there are other errors, please capture the error code and contact our support team by email: <support@gremsy.com>*<br>


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