It is important to note that you should only perform advanced troubleshooting techniques like booting into Recovery Mode if you are an experienced user. If you are not, it is best to consult with a professional service technician for help.
Overall, the process of booting into Recovery Mode in a Samsung Galaxy M30s is relatively straightforward and can help with a variety of software issues. By following the steps outlined above, you should be able to get into Recovery Mode quickly and safely.