How Do I Update the Firmware for G3 Ultra Dual 8K?

Short Description:
Follow these steps to update the G3 Ultra Dual 8K mouse and receiver firmware in the correct order.

How do I update the firmware for G3 Ultra Dual 8K?

Please follow the steps below to update your G3 Ultra Dual 8K firmware.

1. Upgrade the mouse and receiver firmware to an interim version:
   https://wwbuu.lanzoub.com/iucTr3j944id
2. Upgrade the mouse firmware to the latest version:
   https://wwbuu.lanzoub.com/i4g1o3j9450b

Password: 0000

Important Notes

• A wired connection is required during the upgrade process.
• Please use the firmware for G3 Ultra Dual 8K only.
• Do not disconnect the mouse or receiver during the update.
• After upgrading all firmware, please manually re-pair the mouse and receiver.

How do I re-pair the mouse and receiver after updating?

1. Unplug the receiver.
2. Switch the mode switch on the bottom of the mouse to 2.4G.
3. Press and hold the left mouse button + middle button / scroll wheel + right mouse button for about 3–5 seconds.
4. Wait until the mouse indicator light flashes quickly.
5. Reinsert the receiver.
6. Keep the receiver within 20 cm of the mouse during pairing.