If your MacBook Pro M1 (13-inch) 2020 model has experienced liquid damage, it’s essential to take immediate action to prevent further damage and potential data loss. Here are the steps you should follow:

1. **Power Off**: If your MacBook Pro is still powered on after coming into contact with liquid, shut it down immediately by holding down the power button until it turns off. Do not attempt to use it until you’re sure it’s completely dry.

2. **Disconnect Power**: Unplug any power sources, including the charging cable, to prevent electrical damage.

3. **Disconnect Peripherals**: Remove any connected peripherals, such as external drives or accessories, to prevent further damage to them.

4. **Dry Exterior**: Use a soft, lint-free cloth to gently wipe away any visible liquid from the exterior of your MacBook Pro. Be careful not to let any liquid seep further into the device.

5. **Open Lid and Drain**: If liquid has entered the MacBook Pro, carefully open the lid and tilt the device to allow any excess liquid to drain out. Be cautious to avoid further spreading the liquid inside the device.

6. **Do Not Turn On**: Do not attempt to turn on your MacBook Pro or use it until you’re confident that it’s completely dry. Turning on a wet device can cause short circuits and further damage.

7. **Wait for Drying**: Allow your MacBook Pro to dry completely before attempting to power it on. This may take several days, depending on the extent of the liquid exposure and the environmental conditions.

8. **Seek Professional Assistance**: If you’re unsure about the extent of the damage or if you suspect that liquid has penetrated internal components, it’s best to seek professional assistance. Contact Apple Support or visit an authorized service provider for further evaluation and repair.

9. **Data Recovery**: If you’re concerned about data loss due to liquid damage, consider seeking assistance from a professional data recovery service. They may be able to retrieve data from your MacBook Pro’s storage device, even if the device itself is damaged.

10. **Prevent Future Incidents**: To prevent future liquid damage, be cautious when using liquids near your MacBook Pro and consider using protective covers or cases.

Dealing with liquid damage can be stressful, but following these steps can help minimize the impact and increase the chances of successfully restoring your MacBook Pro M1 (13-inch) 2020 model.