You have the right to join with coworkers to address conditions at work. You have the right to form, join, or assist a labor organization for collective bargaining purposes or work together with coworkers to improve terms and conditions of employment. This protection extends to certain work-related conversations on social media. For example, employees have a right to address work-related issues and share information about pay, benefits, and working conditions with coworkers on social media platforms like Facebook, X, YouTube, and others.
You can’t be fired, disciplined, demoted, or penalized in any way for engaging in these activities.
https://www.worker.gov/social-media-activity/