# Update Firmware **Function Introduction:** For Update Firmware. **Method 1:** 1.Place the latest firmware and software programs in the corresponding folder, as shown in the following figure:

2.Open the FusionSplicerUpdateTool(EN)

The update program shown as follow: {% file src="" %} 3.Connect the USB interface of the fusion splicer to the computer using a USB cable, as shown in the following figure:

4.Press the power on button of the splicer machine and wait for the successful connection between the splicer machine and the computer:

（1）After successful connection, the computer interface will display the following prompt message: (The software version and firmware version are both 8 digits, with the first 5 digits being the version identifier and the last three digits being the version number)

5.If the current firmware version number and software version number of the splicer machine matches the version number of the computer upgrade package, there is no need to update. Disconnect the USB connection. The computer will display the following prompt:

6.When the firmware version number of the splicer machine is different from the computer update version number, it will enter automatic update. The specific prompts are shown in the following figure:

7.After the update is completed, both the splicer machine and the computer will prompt. Please restart the splicer machine at this time. The prompt is as follows:

8\. When the firmware version identification of the splicer machine is incompatible with the firmware version identification of the computer, please confirm if an update is needed. The prompt information is as follows:

(1) After confirming the need for update, please press the uppercase 'YES' in the upper computer interface, and press the 'Enter 'key to enter the automatic update program:

(2) If you do not want to update, please enter the uppercase 'NO' and press the' Enter 'key, then disconnect the USB connection between the splicer machine and the computer. **Method 2:** 1.Enter"Machine Info“Menu.

2.Select the“ Update Firmware ”column and press the “Menu ”![](https://1086606868-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FJi0TfdYmmohMx332JM2d%2Fuploads%2FkMAxJD6hzQwzn6k5mULv%2F%E5%9B%BE%E6%A0%87.jpg?alt=media\&token=a46c5072-150f-4026-add9-f2cbaa87f3b1) to enter the menu page.

3\. Double click this program.

4.Press “Firmware Update”.

5\. Done