Hello, Nick Uppal.
Welcome to Microsoft Community!
I understand that your dongle may be lost or damaged, and I appreciate the inconvenience you are experiencing at this time. However, the Microsoft Mouse 1560's dongle is paired one-to-one with a specific mouse, making it very difficult to replace if lost.
However, in order to help you get as much hardware support as possible, please allow me to share with you the steps for submitting the form below:
- Use your personal Microsoft account (not your organization account) to access the following links:
- Type Mouse, press Enter, and click "Contact Support" at the bottom:
- On the next screen, please refer to the following figure to select the corresponding option:
- Finally, we can get the following result:
These are some of the information I can share with you now.
I wish you all the best.
Best Regards.
Leo.L - Microsoft Community Support Specialist