Hello, @TFS,
Thank you for your inquiry. In order to show menu item image, please navigate to Dashboard > Appearance > Menus > new all departments menu > Click on 8Theme custom link option > Menu option > there you may see the option Use img like, Choose/Select as image.
Please refer to the provided images here: https://ibb.co/hc74CXh and https://ibb.co/K038K1f. You are welcome to use any icon image in the image box as per your needs.
We have also provided alternative sets where you may find something for yourself:
https://www.flaticon.com/packs/devices-57?word=electronic,
https://www.flaticon.com/packs/electronics-device-4?word=electronic,
https://www.flaticon.com/packs/electronic-devices-98?word=battery,
https://www.flaticon.com/packs/electronic-devices-55?word=electronic,
https://www.flaticon.com/packs/computer-peripherals-23?word=electronic,
https://www.flaticon.com/packs/computing?word=devices.
Additionally, you can watch a complete video for a better reference here: https://www.youtube.com/watch?v=7QluEYxznKs&list=PLMqMSqDgPNmCCyem_z9l2ZJ1owQUaFCE3&index=11.
If you have any further questions, please do not hesitate to reach out to us.
Best Regards,
8Themes Team.