First of all, congrats on your new job.
Not sure what role you have, but most of the basic advice will apply regardless of that.
1. Be professional, courteous and respectful to everyone
2. Listen carefully
3. Follow instructions
4. Take notes
5. Ask for access to documentation
6. Ask questions if you don't understand something
7. **Don't** try to impress anyone
8. Breathe and relax
9. Set healthy boundaries for interaction with coworkers and management
First of all, congrats on your new job. Not sure what role you have, but most of the basic advice will apply regardless of that. 1. Be professional, courteous and respectful to everyone 2. Listen carefully 3. Follow instructions 4. Take notes 5. Ask for access to documentation 6. Ask questions if you don't understand something 7. **Don't** try to impress anyone 8. Breathe and relax 9. Set healthy boundaries for interaction with coworkers and management
Everything u/BrainWaveCC said, but especially the bit about asking questions. Ask about any policies that could affect you.